1320296970400

素因数分解:

$2^5\times 5^2\times {\mathrm{181}}^1\times {\mathrm{811}}^1\times {\mathrm{11243}}^1$

素因数の和:12255

約数の個数: 144

約数和(自身を含む): 3245267477088

約数和(自身を除く): 1924970506688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 181, 200, 362, 400, 724, 800, 811, 905, 1448, 1622, 1810, 2896, 3244, 3620, 4055, 4525, 5792, 6488, 7240, 8110, 9050, 11243, 12976, 14480, 16220, 18100, 20275, 22486, 25952, 28960, 32440, 36200, 40550, 44972, 56215, 64880, 72400, 81100, 89944, 112430, 129760, 144800, 146791, 162200, 179888, 224860, 281075, 293582, 324400, 359776, 449720, 562150, 587164, 648800, 733955, 899440, 1124300, 1174328, 1467910, 1798880, 2034983, 2248600, 2348656, 2935820, 3669775, 4069966, 4497200, 4697312, 5871640, 7339550, 8139932, 8994400, 9118073, 10174915, 11743280, 14679100, 16279864, 18236146, 20349830, 23486560, 29358200, 32559728, 36472292, 40699660, 45590365, 50874575, 58716400, 65119456, 72944584, 81399320, 91180730, 101749150, 117432800, 145889168, 162798640, 182361460, 203498300, 227951825, 291778336, 325597280, 364722920, 406996600, 455903650, 729445840, 813993200, 911807300, 1458891680, 1627986400, 1650371213, 1823614600, 3300742426, 3647229200, 6601484852, 7294458400, 8251856065, 13202969704, 16503712130, 26405939408, 33007424260, 41259280325, 52811878816, 66014848520, 82518560650, 132029697040, 165037121300, 264059394080, 330074242600, 660148485200, 1320296970400]

約数ペア:

[(1, 1320296970400), (2, 660148485200), (4, 330074242600), (5, 264059394080), (8, 165037121300), (10, 132029697040), (16, 82518560650), (20, 66014848520), (25, 52811878816), (32, 41259280325), (40, 33007424260), (50, 26405939408), (80, 16503712130), (100, 13202969704), (160, 8251856065), (181, 7294458400), (200, 6601484852), (362, 3647229200), (400, 3300742426), (724, 1823614600), (800, 1650371213), (811, 1627986400), (905, 1458891680), (1448, 911807300), (1622, 813993200), (1810, 729445840), (2896, 455903650), (3244, 406996600), (3620, 364722920), (4055, 325597280), (4525, 291778336), (5792, 227951825), (6488, 203498300), (7240, 182361460), (8110, 162798640), (9050, 145889168), (11243, 117432800), (12976, 101749150), (14480, 91180730), (16220, 81399320), (18100, 72944584), (20275, 65119456), (22486, 58716400), (25952, 50874575), (28960, 45590365), (32440, 40699660), (36200, 36472292), (40550, 32559728), (44972, 29358200), (56215, 23486560), (64880, 20349830), (72400, 18236146), (81100, 16279864), (89944, 14679100), (112430, 11743280), (129760, 10174915), (144800, 9118073), (146791, 8994400), (162200, 8139932), (179888, 7339550), (224860, 5871640), (281075, 4697312), (293582, 4497200), (324400, 4069966), (359776, 3669775), (449720, 2935820), (562150, 2348656), (587164, 2248600), (648800, 2034983), (733955, 1798880), (899440, 1467910), (1124300, 1174328)]