156419313920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{6581}}^1$

素因数の和:7232

約数の個数: 144

約数和(自身を含む): 387463910400

約数和(自身を除く): 231044596480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 599, 620, 640, 992, 1198, 1240, 1280, 1984, 2396, 2480, 2995, 3968, 4792, 4960, 5990, 6581, 7936, 9584, 9920, 11980, 13162, 18569, 19168, 19840, 23960, 26324, 32905, 37138, 38336, 39680, 47920, 52648, 65810, 74276, 76672, 92845, 95840, 105296, 131620, 148552, 153344, 185690, 191680, 204011, 210592, 263240, 297104, 371380, 383360, 408022, 421184, 526480, 594208, 742760, 766720, 816044, 842368, 1020055, 1052960, 1188416, 1485520, 1632088, 1684736, 2040110, 2105920, 2376832, 2971040, 3264176, 3942019, 4080220, 4211840, 4753664, 5942080, 6528352, 7884038, 8160440, 8423680, 11884160, 13056704, 15768076, 16320880, 19710095, 23768320, 26113408, 31536152, 32641760, 39420190, 52226816, 63072304, 65283520, 78840380, 122202589, 126144608, 130567040, 157680760, 244405178, 252289216, 261134080, 315361520, 488810356, 504578432, 611012945, 630723040, 977620712, 1009156864, 1222025890, 1261446080, 1955241424, 2444051780, 2522892160, 3910482848, 4888103560, 5045784320, 7820965696, 9776207120, 15641931392, 19552414240, 31283862784, 39104828480, 78209656960, 156419313920]

約数ペア:

[(1, 156419313920), (2, 78209656960), (4, 39104828480), (5, 31283862784), (8, 19552414240), (10, 15641931392), (16, 9776207120), (20, 7820965696), (31, 5045784320), (32, 4888103560), (40, 3910482848), (62, 2522892160), (64, 2444051780), (80, 1955241424), (124, 1261446080), (128, 1222025890), (155, 1009156864), (160, 977620712), (248, 630723040), (256, 611012945), (310, 504578432), (320, 488810356), (496, 315361520), (599, 261134080), (620, 252289216), (640, 244405178), (992, 157680760), (1198, 130567040), (1240, 126144608), (1280, 122202589), (1984, 78840380), (2396, 65283520), (2480, 63072304), (2995, 52226816), (3968, 39420190), (4792, 32641760), (4960, 31536152), (5990, 26113408), (6581, 23768320), (7936, 19710095), (9584, 16320880), (9920, 15768076), (11980, 13056704), (13162, 11884160), (18569, 8423680), (19168, 8160440), (19840, 7884038), (23960, 6528352), (26324, 5942080), (32905, 4753664), (37138, 4211840), (38336, 4080220), (39680, 3942019), (47920, 3264176), (52648, 2971040), (65810, 2376832), (74276, 2105920), (76672, 2040110), (92845, 1684736), (95840, 1632088), (105296, 1485520), (131620, 1188416), (148552, 1052960), (153344, 1020055), (185690, 842368), (191680, 816044), (204011, 766720), (210592, 742760), (263240, 594208), (297104, 526480), (371380, 421184), (383360, 408022)]