20854996800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{394981}}^1$

素因数の和:395017

約数の個数: 168

約数和(自身を含む): 74642118432

約数和(自身を除く): 53787121632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 64, 66, 75, 80, 88, 96, 100, 110, 120, 132, 150, 160, 165, 176, 192, 200, 220, 240, 264, 275, 300, 320, 330, 352, 400, 440, 480, 528, 550, 600, 660, 704, 800, 825, 880, 960, 1056, 1100, 1200, 1320, 1600, 1650, 1760, 2112, 2200, 2400, 2640, 3300, 3520, 4400, 4800, 5280, 6600, 8800, 10560, 13200, 17600, 26400, 52800, 394981, 789962, 1184943, 1579924, 1974905, 2369886, 3159848, 3949810, 4344791, 4739772, 5924715, 6319696, 7899620, 8689582, 9479544, 9874525, 11849430, 12639392, 13034373, 15799240, 17379164, 18959088, 19749050, 21723955, 23698860, 25278784, 26068746, 29623575, 31598480, 34758328, 37918176, 39498100, 43447910, 47397720, 52137492, 59247150, 63196960, 65171865, 69516656, 75836352, 78996200, 86895820, 94795440, 104274984, 108619775, 118494300, 126393920, 130343730, 139033312, 157992400, 173791640, 189590880, 208549968, 217239550, 236988600, 260687460, 278066624, 315984800, 325859325, 347583280, 379181760, 417099936, 434479100, 473977200, 521374920, 631969600, 651718650, 695166560, 834199872, 868958200, 947954400, 1042749840, 1303437300, 1390333120, 1737916400, 1895908800, 2085499680, 2606874600, 3475832800, 4170999360, 5213749200, 6951665600, 10427498400, 20854996800]

約数ペア:

[(1, 20854996800), (2, 10427498400), (3, 6951665600), (4, 5213749200), (5, 4170999360), (6, 3475832800), (8, 2606874600), (10, 2085499680), (11, 1895908800), (12, 1737916400), (15, 1390333120), (16, 1303437300), (20, 1042749840), (22, 947954400), (24, 868958200), (25, 834199872), (30, 695166560), (32, 651718650), (33, 631969600), (40, 521374920), (44, 473977200), (48, 434479100), (50, 417099936), (55, 379181760), (60, 347583280), (64, 325859325), (66, 315984800), (75, 278066624), (80, 260687460), (88, 236988600), (96, 217239550), (100, 208549968), (110, 189590880), (120, 173791640), (132, 157992400), (150, 139033312), (160, 130343730), (165, 126393920), (176, 118494300), (192, 108619775), (200, 104274984), (220, 94795440), (240, 86895820), (264, 78996200), (275, 75836352), (300, 69516656), (320, 65171865), (330, 63196960), (352, 59247150), (400, 52137492), (440, 47397720), (480, 43447910), (528, 39498100), (550, 37918176), (600, 34758328), (660, 31598480), (704, 29623575), (800, 26068746), (825, 25278784), (880, 23698860), (960, 21723955), (1056, 19749050), (1100, 18959088), (1200, 17379164), (1320, 15799240), (1600, 13034373), (1650, 12639392), (1760, 11849430), (2112, 9874525), (2200, 9479544), (2400, 8689582), (2640, 7899620), (3300, 6319696), (3520, 5924715), (4400, 4739772), (4800, 4344791), (5280, 3949810), (6600, 3159848), (8800, 2369886), (10560, 1974905), (13200, 1579924), (17600, 1184943), (26400, 789962), (52800, 394981)]