180989820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:345

約数の個数: 288

約数和(自身を含む): 669876480

約数和(自身を除く): 488886660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 19, 20, 22, 30, 33, 34, 36, 38, 44, 45, 51, 55, 57, 60, 66, 68, 76, 85, 90, 95, 99, 102, 110, 114, 132, 153, 165, 170, 171, 180, 187, 190, 198, 204, 209, 220, 228, 255, 283, 285, 306, 323, 330, 340, 342, 374, 380, 396, 418, 495, 510, 561, 566, 570, 612, 627, 646, 660, 684, 748, 765, 836, 849, 855, 935, 969, 990, 1020, 1045, 1122, 1132, 1140, 1254, 1292, 1415, 1530, 1615, 1683, 1698, 1710, 1870, 1881, 1938, 1980, 2090, 2244, 2508, 2547, 2805, 2830, 2907, 3060, 3113, 3135, 3230, 3366, 3396, 3420, 3553, 3740, 3762, 3876, 4180, 4245, 4811, 4845, 5094, 5377, 5610, 5660, 5814, 6226, 6270, 6460, 6732, 7106, 7524, 8415, 8490, 9339, 9405, 9622, 9690, 10188, 10659, 10754, 11220, 11628, 12452, 12540, 12735, 14212, 14433, 14535, 15565, 16131, 16830, 16980, 17765, 18678, 18810, 19244, 19380, 21318, 21508, 24055, 25470, 26885, 28017, 28866, 29070, 31130, 31977, 32262, 33660, 35530, 37356, 37620, 42636, 43299, 46695, 48110, 48393, 50940, 52921, 53295, 53770, 56034, 57732, 58140, 59147, 62260, 63954, 64524, 71060, 72165, 80655, 86598, 91409, 93390, 96220, 96786, 105842, 106590, 107540, 112068, 118294, 127908, 140085, 144330, 158763, 159885, 161310, 173196, 177441, 182818, 186780, 193572, 211684, 213180, 216495, 236588, 241965, 264605, 274227, 280170, 288660, 295735, 317526, 319770, 322620, 354882, 365636, 432990, 457045, 476289, 483930, 529210, 532323, 548454, 560340, 591470, 635052, 639540, 709764, 793815, 822681, 865980, 887205, 914090, 952578, 967860, 1005499, 1058420, 1064646, 1096908, 1182940, 1371135, 1587630, 1645362, 1774410, 1828180, 1905156, 2010998, 2129292, 2381445, 2661615, 2742270, 3016497, 3175260, 3290724, 3548820, 4021996, 4113405, 4762890, 5027495, 5323230, 5484540, 6032994, 8226810, 9049491, 9525780, 10054990, 10646460, 12065988, 15082485, 16453620, 18098982, 20109980, 30164970, 36197964, 45247455, 60329940, 90494910, 180989820]

約数ペア:

[(1, 180989820), (2, 90494910), (3, 60329940), (4, 45247455), (5, 36197964), (6, 30164970), (9, 20109980), (10, 18098982), (11, 16453620), (12, 15082485), (15, 12065988), (17, 10646460), (18, 10054990), (19, 9525780), (20, 9049491), (22, 8226810), (30, 6032994), (33, 5484540), (34, 5323230), (36, 5027495), (38, 4762890), (44, 4113405), (45, 4021996), (51, 3548820), (55, 3290724), (57, 3175260), (60, 3016497), (66, 2742270), (68, 2661615), (76, 2381445), (85, 2129292), (90, 2010998), (95, 1905156), (99, 1828180), (102, 1774410), (110, 1645362), (114, 1587630), (132, 1371135), (153, 1182940), (165, 1096908), (170, 1064646), (171, 1058420), (180, 1005499), (187, 967860), (190, 952578), (198, 914090), (204, 887205), (209, 865980), (220, 822681), (228, 793815), (255, 709764), (283, 639540), (285, 635052), (306, 591470), (323, 560340), (330, 548454), (340, 532323), (342, 529210), (374, 483930), (380, 476289), (396, 457045), (418, 432990), (495, 365636), (510, 354882), (561, 322620), (566, 319770), (570, 317526), (612, 295735), (627, 288660), (646, 280170), (660, 274227), (684, 264605), (748, 241965), (765, 236588), (836, 216495), (849, 213180), (855, 211684), (935, 193572), (969, 186780), (990, 182818), (1020, 177441), (1045, 173196), (1122, 161310), (1132, 159885), (1140, 158763), (1254, 144330), (1292, 140085), (1415, 127908), (1530, 118294), (1615, 112068), (1683, 107540), (1698, 106590), (1710, 105842), (1870, 96786), (1881, 96220), (1938, 93390), (1980, 91409), (2090, 86598), (2244, 80655), (2508, 72165), (2547, 71060), (2805, 64524), (2830, 63954), (2907, 62260), (3060, 59147), (3113, 58140), (3135, 57732), (3230, 56034), (3366, 53770), (3396, 53295), (3420, 52921), (3553, 50940), (3740, 48393), (3762, 48110), (3876, 46695), (4180, 43299), (4245, 42636), (4811, 37620), (4845, 37356), (5094, 35530), (5377, 33660), (5610, 32262), (5660, 31977), (5814, 31130), (6226, 29070), (6270, 28866), (6460, 28017), (6732, 26885), (7106, 25470), (7524, 24055), (8415, 21508), (8490, 21318), (9339, 19380), (9405, 19244), (9622, 18810), (9690, 18678), (10188, 17765), (10659, 16980), (10754, 16830), (11220, 16131), (11628, 15565), (12452, 14535), (12540, 14433), (12735, 14212)]