20785012380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{971}}^1$

素因数の和:1585

約数の個数: 288

約数和(自身を含む): 72601401600

約数和(自身を除く): 51816389220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 569, 570, 627, 660, 684, 836, 855, 971, 990, 1045, 1138, 1140, 1254, 1707, 1710, 1881, 1942, 1980, 2090, 2276, 2508, 2845, 2913, 3135, 3414, 3420, 3762, 3884, 4180, 4855, 5121, 5690, 5826, 6259, 6270, 6828, 7524, 8535, 8739, 9405, 9710, 10242, 10681, 10811, 11380, 11652, 12518, 12540, 14565, 17070, 17478, 18449, 18777, 18810, 19420, 20484, 21362, 21622, 25036, 25605, 29130, 31295, 32043, 32433, 34140, 34956, 36898, 37554, 37620, 42724, 43244, 43695, 51210, 53405, 54055, 55347, 56331, 58260, 62590, 64086, 64866, 73796, 75108, 87390, 92245, 93885, 96129, 97299, 102420, 106810, 108110, 110694, 112662, 118921, 125180, 128172, 129732, 160215, 162165, 166041, 174780, 184490, 187770, 192258, 194598, 202939, 213620, 216220, 221388, 225324, 237842, 276735, 281655, 320430, 324330, 332082, 356763, 368980, 375540, 384516, 389196, 405878, 475684, 480645, 486495, 552499, 553470, 563310, 594605, 608817, 640860, 648660, 664164, 713526, 811756, 830205, 961290, 972990, 1014695, 1070289, 1104998, 1106940, 1126620, 1189210, 1217634, 1427052, 1657497, 1660410, 1783815, 1826451, 1922580, 1945980, 2029390, 2140578, 2209996, 2378420, 2435268, 2762495, 3044085, 3314994, 3320820, 3567630, 3652902, 4058780, 4281156, 4972491, 5351445, 5524990, 6077489, 6088170, 6629988, 7135260, 7305804, 8287485, 9132255, 9944982, 10497481, 10702890, 11049980, 12154978, 12176340, 16574970, 18232467, 18264510, 19889964, 20994962, 21405780, 24309956, 24862455, 30387445, 31492443, 33149940, 36464934, 36529020, 41989924, 49724910, 52487405, 54697401, 60774890, 62984886, 72929868, 91162335, 94477329, 99449820, 104974810, 109394802, 115472291, 121549780, 125969772, 157462215, 182324670, 188954658, 209949620, 218789604, 230944582, 273487005, 314924430, 346416873, 364649340, 377909316, 461889164, 472386645, 546974010, 577361455, 629848860, 692833746, 944773290, 1039250619, 1093948020, 1154722910, 1385667492, 1732084365, 1889546580, 2078501238, 2309445820, 3464168730, 4157002476, 5196253095, 6928337460, 10392506190, 20785012380]

約数ペア:

[(1, 20785012380), (2, 10392506190), (3, 6928337460), (4, 5196253095), (5, 4157002476), (6, 3464168730), (9, 2309445820), (10, 2078501238), (11, 1889546580), (12, 1732084365), (15, 1385667492), (18, 1154722910), (19, 1093948020), (20, 1039250619), (22, 944773290), (30, 692833746), (33, 629848860), (36, 577361455), (38, 546974010), (44, 472386645), (45, 461889164), (55, 377909316), (57, 364649340), (60, 346416873), (66, 314924430), (76, 273487005), (90, 230944582), (95, 218789604), (99, 209949620), (110, 188954658), (114, 182324670), (132, 157462215), (165, 125969772), (171, 121549780), (180, 115472291), (190, 109394802), (198, 104974810), (209, 99449820), (220, 94477329), (228, 91162335), (285, 72929868), (330, 62984886), (342, 60774890), (380, 54697401), (396, 52487405), (418, 49724910), (495, 41989924), (569, 36529020), (570, 36464934), (627, 33149940), (660, 31492443), (684, 30387445), (836, 24862455), (855, 24309956), (971, 21405780), (990, 20994962), (1045, 19889964), (1138, 18264510), (1140, 18232467), (1254, 16574970), (1707, 12176340), (1710, 12154978), (1881, 11049980), (1942, 10702890), (1980, 10497481), (2090, 9944982), (2276, 9132255), (2508, 8287485), (2845, 7305804), (2913, 7135260), (3135, 6629988), (3414, 6088170), (3420, 6077489), (3762, 5524990), (3884, 5351445), (4180, 4972491), (4855, 4281156), (5121, 4058780), (5690, 3652902), (5826, 3567630), (6259, 3320820), (6270, 3314994), (6828, 3044085), (7524, 2762495), (8535, 2435268), (8739, 2378420), (9405, 2209996), (9710, 2140578), (10242, 2029390), (10681, 1945980), (10811, 1922580), (11380, 1826451), (11652, 1783815), (12518, 1660410), (12540, 1657497), (14565, 1427052), (17070, 1217634), (17478, 1189210), (18449, 1126620), (18777, 1106940), (18810, 1104998), (19420, 1070289), (20484, 1014695), (21362, 972990), (21622, 961290), (25036, 830205), (25605, 811756), (29130, 713526), (31295, 664164), (32043, 648660), (32433, 640860), (34140, 608817), (34956, 594605), (36898, 563310), (37554, 553470), (37620, 552499), (42724, 486495), (43244, 480645), (43695, 475684), (51210, 405878), (53405, 389196), (54055, 384516), (55347, 375540), (56331, 368980), (58260, 356763), (62590, 332082), (64086, 324330), (64866, 320430), (73796, 281655), (75108, 276735), (87390, 237842), (92245, 225324), (93885, 221388), (96129, 216220), (97299, 213620), (102420, 202939), (106810, 194598), (108110, 192258), (110694, 187770), (112662, 184490), (118921, 174780), (125180, 166041), (128172, 162165), (129732, 160215)]