1018906920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1040

約数の個数: 192

約数和(自身を含む): 3509251200

約数和(自身を除く): 2490344280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 181, 190, 228, 285, 342, 360, 362, 380, 456, 543, 570, 684, 724, 760, 823, 855, 905, 1086, 1140, 1368, 1448, 1629, 1646, 1710, 1810, 2172, 2280, 2469, 2715, 3258, 3292, 3420, 3439, 3620, 4115, 4344, 4938, 5430, 6516, 6584, 6840, 6878, 7240, 7407, 8145, 8230, 9876, 10317, 10860, 12345, 13032, 13756, 14814, 15637, 16290, 16460, 17195, 19752, 20634, 21720, 24690, 27512, 29628, 30951, 31274, 32580, 32920, 34390, 37035, 41268, 46911, 49380, 51585, 59256, 61902, 62548, 65160, 68780, 74070, 78185, 82536, 93822, 98760, 103170, 123804, 125096, 137560, 140733, 148140, 148963, 154755, 156370, 187644, 206340, 234555, 247608, 281466, 296280, 297926, 309510, 312740, 375288, 412680, 446889, 469110, 562932, 595852, 619020, 625480, 703665, 744815, 893778, 938220, 1125864, 1191704, 1238040, 1340667, 1407330, 1489630, 1787556, 1876440, 2234445, 2681334, 2814660, 2830297, 2979260, 3575112, 4468890, 5362668, 5629320, 5660594, 5958520, 6703335, 8490891, 8937780, 10725336, 11321188, 13406670, 14151485, 16981782, 17875560, 22642376, 25472673, 26813340, 28302970, 33963564, 42454455, 50945346, 53626680, 56605940, 67927128, 84908910, 101890692, 113211880, 127363365, 169817820, 203781384, 254726730, 339635640, 509453460, 1018906920]

約数ペア:

[(1, 1018906920), (2, 509453460), (3, 339635640), (4, 254726730), (5, 203781384), (6, 169817820), (8, 127363365), (9, 113211880), (10, 101890692), (12, 84908910), (15, 67927128), (18, 56605940), (19, 53626680), (20, 50945346), (24, 42454455), (30, 33963564), (36, 28302970), (38, 26813340), (40, 25472673), (45, 22642376), (57, 17875560), (60, 16981782), (72, 14151485), (76, 13406670), (90, 11321188), (95, 10725336), (114, 8937780), (120, 8490891), (152, 6703335), (171, 5958520), (180, 5660594), (181, 5629320), (190, 5362668), (228, 4468890), (285, 3575112), (342, 2979260), (360, 2830297), (362, 2814660), (380, 2681334), (456, 2234445), (543, 1876440), (570, 1787556), (684, 1489630), (724, 1407330), (760, 1340667), (823, 1238040), (855, 1191704), (905, 1125864), (1086, 938220), (1140, 893778), (1368, 744815), (1448, 703665), (1629, 625480), (1646, 619020), (1710, 595852), (1810, 562932), (2172, 469110), (2280, 446889), (2469, 412680), (2715, 375288), (3258, 312740), (3292, 309510), (3420, 297926), (3439, 296280), (3620, 281466), (4115, 247608), (4344, 234555), (4938, 206340), (5430, 187644), (6516, 156370), (6584, 154755), (6840, 148963), (6878, 148140), (7240, 140733), (7407, 137560), (8145, 125096), (8230, 123804), (9876, 103170), (10317, 98760), (10860, 93822), (12345, 82536), (13032, 78185), (13756, 74070), (14814, 68780), (15637, 65160), (16290, 62548), (16460, 61902), (17195, 59256), (19752, 51585), (20634, 49380), (21720, 46911), (24690, 41268), (27512, 37035), (29628, 34390), (30951, 32920), (31274, 32580)]