79408980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 288

約数和(自身を含む): 301916160

約数和(自身を除く): 222507180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 107, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 214, 217, 228, 252, 266, 279, 285, 310, 315, 321, 342, 372, 380, 399, 420, 428, 434, 465, 532, 535, 558, 570, 589, 620, 630, 642, 651, 665, 684, 749, 798, 855, 868, 930, 963, 1070, 1085, 1116, 1140, 1178, 1197, 1260, 1284, 1302, 1330, 1395, 1498, 1596, 1605, 1710, 1767, 1860, 1926, 1953, 1995, 2033, 2140, 2170, 2247, 2356, 2394, 2604, 2660, 2790, 2945, 2996, 3210, 3255, 3317, 3420, 3534, 3745, 3852, 3906, 3990, 4066, 4123, 4340, 4494, 4788, 4815, 5301, 5580, 5890, 5985, 6099, 6420, 6510, 6634, 6741, 7068, 7490, 7812, 7980, 8132, 8246, 8835, 8988, 9630, 9765, 9951, 10165, 10602, 11235, 11780, 11970, 12198, 12369, 13020, 13268, 13482, 14231, 14980, 16492, 16585, 17670, 18297, 19260, 19530, 19902, 20330, 20615, 21204, 22470, 23219, 23940, 24396, 24738, 26505, 26964, 28462, 29853, 30495, 33170, 33705, 35340, 36594, 37107, 39060, 39804, 40660, 41230, 42693, 44940, 46438, 49476, 49755, 53010, 56924, 59706, 60990, 61845, 63023, 66340, 67410, 69657, 71155, 73188, 74214, 82460, 85386, 91485, 92876, 99510, 106020, 116095, 119412, 121980, 123690, 126046, 128079, 134820, 139314, 142310, 148428, 149265, 170772, 182970, 185535, 189069, 199020, 208971, 213465, 232190, 247380, 252092, 256158, 278628, 284620, 298530, 315115, 348285, 365940, 371070, 378138, 417942, 426930, 441161, 464380, 512316, 567207, 597060, 630230, 640395, 696570, 742140, 756276, 835884, 853860, 882322, 945345, 1044855, 1134414, 1260460, 1280790, 1323483, 1393140, 1764644, 1890690, 2089710, 2205805, 2268828, 2561580, 2646966, 2836035, 3781380, 3970449, 4179420, 4411610, 5293932, 5672070, 6617415, 7940898, 8823220, 11344140, 13234830, 15881796, 19852245, 26469660, 39704490, 79408980]

約数ペア:

[(1, 79408980), (2, 39704490), (3, 26469660), (4, 19852245), (5, 15881796), (6, 13234830), (7, 11344140), (9, 8823220), (10, 7940898), (12, 6617415), (14, 5672070), (15, 5293932), (18, 4411610), (19, 4179420), (20, 3970449), (21, 3781380), (28, 2836035), (30, 2646966), (31, 2561580), (35, 2268828), (36, 2205805), (38, 2089710), (42, 1890690), (45, 1764644), (57, 1393140), (60, 1323483), (62, 1280790), (63, 1260460), (70, 1134414), (76, 1044855), (84, 945345), (90, 882322), (93, 853860), (95, 835884), (105, 756276), (107, 742140), (114, 696570), (124, 640395), (126, 630230), (133, 597060), (140, 567207), (155, 512316), (171, 464380), (180, 441161), (186, 426930), (190, 417942), (210, 378138), (214, 371070), (217, 365940), (228, 348285), (252, 315115), (266, 298530), (279, 284620), (285, 278628), (310, 256158), (315, 252092), (321, 247380), (342, 232190), (372, 213465), (380, 208971), (399, 199020), (420, 189069), (428, 185535), (434, 182970), (465, 170772), (532, 149265), (535, 148428), (558, 142310), (570, 139314), (589, 134820), (620, 128079), (630, 126046), (642, 123690), (651, 121980), (665, 119412), (684, 116095), (749, 106020), (798, 99510), (855, 92876), (868, 91485), (930, 85386), (963, 82460), (1070, 74214), (1085, 73188), (1116, 71155), (1140, 69657), (1178, 67410), (1197, 66340), (1260, 63023), (1284, 61845), (1302, 60990), (1330, 59706), (1395, 56924), (1498, 53010), (1596, 49755), (1605, 49476), (1710, 46438), (1767, 44940), (1860, 42693), (1926, 41230), (1953, 40660), (1995, 39804), (2033, 39060), (2140, 37107), (2170, 36594), (2247, 35340), (2356, 33705), (2394, 33170), (2604, 30495), (2660, 29853), (2790, 28462), (2945, 26964), (2996, 26505), (3210, 24738), (3255, 24396), (3317, 23940), (3420, 23219), (3534, 22470), (3745, 21204), (3852, 20615), (3906, 20330), (3990, 19902), (4066, 19530), (4123, 19260), (4340, 18297), (4494, 17670), (4788, 16585), (4815, 16492), (5301, 14980), (5580, 14231), (5890, 13482), (5985, 13268), (6099, 13020), (6420, 12369), (6510, 12198), (6634, 11970), (6741, 11780), (7068, 11235), (7490, 10602), (7812, 10165), (7980, 9951), (8132, 9765), (8246, 9630), (8835, 8988)]