1279339920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10391}}^1$

素因数の和:10435

約数の個数: 200

約数和(自身を含む): 4677647040

約数和(自身を除く): 3398307120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 5130, 6156, 6480, 6840, 7695, 8208, 10260, 10391, 12312, 13680, 15390, 20520, 20782, 24624, 30780, 31173, 41040, 41564, 51955, 61560, 62346, 83128, 93519, 103910, 123120, 124692, 155865, 166256, 187038, 197429, 207820, 249384, 280557, 311730, 374076, 394858, 415640, 467595, 498768, 561114, 592287, 623460, 748152, 789716, 831280, 841671, 935190, 987145, 1122228, 1184574, 1246920, 1402785, 1496304, 1579432, 1683342, 1776861, 1870380, 1974290, 2244456, 2369148, 2493840, 2805570, 2961435, 3158864, 3366684, 3553722, 3740760, 3948580, 4208355, 4488912, 4738296, 5330583, 5611140, 5922870, 6733368, 7107444, 7481520, 7897160, 8416710, 8884305, 9476592, 10661166, 11222280, 11845740, 13466736, 14214888, 15794320, 15991749, 16833420, 17768610, 21322332, 22444560, 23691480, 26652915, 28429776, 31983498, 33666840, 35537220, 42644664, 47382960, 53305830, 63966996, 67333680, 71074440, 79958745, 85289328, 106611660, 127933992, 142148880, 159917490, 213223320, 255867984, 319834980, 426446640, 639669960, 1279339920]

約数ペア:

[(1, 1279339920), (2, 639669960), (3, 426446640), (4, 319834980), (5, 255867984), (6, 213223320), (8, 159917490), (9, 142148880), (10, 127933992), (12, 106611660), (15, 85289328), (16, 79958745), (18, 71074440), (19, 67333680), (20, 63966996), (24, 53305830), (27, 47382960), (30, 42644664), (36, 35537220), (38, 33666840), (40, 31983498), (45, 28429776), (48, 26652915), (54, 23691480), (57, 22444560), (60, 21322332), (72, 17768610), (76, 16833420), (80, 15991749), (81, 15794320), (90, 14214888), (95, 13466736), (108, 11845740), (114, 11222280), (120, 10661166), (135, 9476592), (144, 8884305), (152, 8416710), (162, 7897160), (171, 7481520), (180, 7107444), (190, 6733368), (216, 5922870), (228, 5611140), (240, 5330583), (270, 4738296), (285, 4488912), (304, 4208355), (324, 3948580), (342, 3740760), (360, 3553722), (380, 3366684), (405, 3158864), (432, 2961435), (456, 2805570), (513, 2493840), (540, 2369148), (570, 2244456), (648, 1974290), (684, 1870380), (720, 1776861), (760, 1683342), (810, 1579432), (855, 1496304), (912, 1402785), (1026, 1246920), (1080, 1184574), (1140, 1122228), (1296, 987145), (1368, 935190), (1520, 841671), (1539, 831280), (1620, 789716), (1710, 748152), (2052, 623460), (2160, 592287), (2280, 561114), (2565, 498768), (2736, 467595), (3078, 415640), (3240, 394858), (3420, 374076), (4104, 311730), (4560, 280557), (5130, 249384), (6156, 207820), (6480, 197429), (6840, 187038), (7695, 166256), (8208, 155865), (10260, 124692), (10391, 123120), (12312, 103910), (13680, 93519), (15390, 83128), (20520, 62346), (20782, 61560), (24624, 51955), (30780, 41564), (31173, 41040)]