15691409920

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8719}}^1$

素因数の和:8798

約数の個数: 160

約数和(自身を含む): 40677753600

約数和(自身を除く): 24986343680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 256, 296, 304, 320, 370, 380, 512, 592, 608, 640, 703, 740, 760, 1184, 1216, 1280, 1406, 1480, 1520, 2368, 2432, 2560, 2812, 2960, 3040, 3515, 4736, 4864, 5624, 5920, 6080, 7030, 8719, 9472, 9728, 11248, 11840, 12160, 14060, 17438, 18944, 22496, 23680, 24320, 28120, 34876, 43595, 44992, 47360, 48640, 56240, 69752, 87190, 89984, 94720, 112480, 139504, 165661, 174380, 179968, 224960, 279008, 322603, 331322, 348760, 359936, 449920, 558016, 645206, 662644, 697520, 828305, 899840, 1116032, 1290412, 1325288, 1395040, 1613015, 1656610, 1799680, 2232064, 2580824, 2650576, 2790080, 3226030, 3313220, 4464128, 5161648, 5301152, 5580160, 6129457, 6452060, 6626440, 10323296, 10602304, 11160320, 12258914, 12904120, 13252880, 20646592, 21204608, 22320640, 24517828, 25808240, 26505760, 30647285, 41293184, 42409216, 49035656, 51616480, 53011520, 61294570, 82586368, 84818432, 98071312, 103232960, 106023040, 122589140, 165172736, 196142624, 206465920, 212046080, 245178280, 392285248, 412931840, 424092160, 490356560, 784570496, 825863680, 980713120, 1569140992, 1961426240, 3138281984, 3922852480, 7845704960, 15691409920]

約数ペア:

[(1, 15691409920), (2, 7845704960), (4, 3922852480), (5, 3138281984), (8, 1961426240), (10, 1569140992), (16, 980713120), (19, 825863680), (20, 784570496), (32, 490356560), (37, 424092160), (38, 412931840), (40, 392285248), (64, 245178280), (74, 212046080), (76, 206465920), (80, 196142624), (95, 165172736), (128, 122589140), (148, 106023040), (152, 103232960), (160, 98071312), (185, 84818432), (190, 82586368), (256, 61294570), (296, 53011520), (304, 51616480), (320, 49035656), (370, 42409216), (380, 41293184), (512, 30647285), (592, 26505760), (608, 25808240), (640, 24517828), (703, 22320640), (740, 21204608), (760, 20646592), (1184, 13252880), (1216, 12904120), (1280, 12258914), (1406, 11160320), (1480, 10602304), (1520, 10323296), (2368, 6626440), (2432, 6452060), (2560, 6129457), (2812, 5580160), (2960, 5301152), (3040, 5161648), (3515, 4464128), (4736, 3313220), (4864, 3226030), (5624, 2790080), (5920, 2650576), (6080, 2580824), (7030, 2232064), (8719, 1799680), (9472, 1656610), (9728, 1613015), (11248, 1395040), (11840, 1325288), (12160, 1290412), (14060, 1116032), (17438, 899840), (18944, 828305), (22496, 697520), (23680, 662644), (24320, 645206), (28120, 558016), (34876, 449920), (43595, 359936), (44992, 348760), (47360, 331322), (48640, 322603), (56240, 279008), (69752, 224960), (87190, 179968), (89984, 174380), (94720, 165661), (112480, 139504)]