201620216560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{64189}}^1$

素因数の和:64359

約数の個数: 160

約数和(自身を含む): 550164787200

約数和(自身を除く): 348544570640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 79, 80, 112, 140, 142, 158, 280, 284, 316, 355, 395, 497, 553, 560, 568, 632, 710, 790, 994, 1106, 1136, 1264, 1420, 1580, 1988, 2212, 2485, 2765, 2840, 3160, 3976, 4424, 4970, 5530, 5609, 5680, 6320, 7952, 8848, 9940, 11060, 11218, 19880, 22120, 22436, 28045, 39263, 39760, 44240, 44872, 56090, 64189, 78526, 89744, 112180, 128378, 157052, 196315, 224360, 256756, 314104, 320945, 392630, 448720, 449323, 513512, 628208, 641890, 785260, 898646, 1027024, 1283780, 1570520, 1797292, 2246615, 2567560, 3141040, 3594584, 4493230, 4557419, 5070931, 5135120, 7189168, 8986460, 9114838, 10141862, 17972920, 18229676, 20283724, 22787095, 25354655, 31901933, 35496517, 35945840, 36459352, 40567448, 45574190, 50709310, 63803866, 70993034, 72918704, 81134896, 91148380, 101418620, 127607732, 141986068, 159509665, 177482585, 182296760, 202837240, 255215464, 283972136, 319019330, 354965170, 360036101, 364593520, 405674480, 510430928, 567944272, 638038660, 709930340, 720072202, 1276077320, 1419860680, 1440144404, 1800180505, 2520252707, 2552154640, 2839721360, 2880288808, 3600361010, 5040505414, 5760577616, 7200722020, 10081010828, 12601263535, 14401444040, 20162021656, 25202527070, 28802888080, 40324043312, 50405054140, 100810108280, 201620216560]

約数ペア:

[(1, 201620216560), (2, 100810108280), (4, 50405054140), (5, 40324043312), (7, 28802888080), (8, 25202527070), (10, 20162021656), (14, 14401444040), (16, 12601263535), (20, 10081010828), (28, 7200722020), (35, 5760577616), (40, 5040505414), (56, 3600361010), (70, 2880288808), (71, 2839721360), (79, 2552154640), (80, 2520252707), (112, 1800180505), (140, 1440144404), (142, 1419860680), (158, 1276077320), (280, 720072202), (284, 709930340), (316, 638038660), (355, 567944272), (395, 510430928), (497, 405674480), (553, 364593520), (560, 360036101), (568, 354965170), (632, 319019330), (710, 283972136), (790, 255215464), (994, 202837240), (1106, 182296760), (1136, 177482585), (1264, 159509665), (1420, 141986068), (1580, 127607732), (1988, 101418620), (2212, 91148380), (2485, 81134896), (2765, 72918704), (2840, 70993034), (3160, 63803866), (3976, 50709310), (4424, 45574190), (4970, 40567448), (5530, 36459352), (5609, 35945840), (5680, 35496517), (6320, 31901933), (7952, 25354655), (8848, 22787095), (9940, 20283724), (11060, 18229676), (11218, 17972920), (19880, 10141862), (22120, 9114838), (22436, 8986460), (28045, 7189168), (39263, 5135120), (39760, 5070931), (44240, 4557419), (44872, 4493230), (56090, 3594584), (64189, 3141040), (78526, 2567560), (89744, 2246615), (112180, 1797292), (128378, 1570520), (157052, 1283780), (196315, 1027024), (224360, 898646), (256756, 785260), (314104, 641890), (320945, 628208), (392630, 513512), (448720, 449323)]