255826880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:143

約数の個数: 224

約数和(自身を含む): 700503552

約数和(自身を除く): 444676672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 37, 40, 41, 62, 64, 68, 74, 80, 82, 85, 124, 136, 148, 155, 160, 164, 170, 185, 205, 248, 272, 296, 310, 320, 328, 340, 370, 410, 496, 527, 544, 592, 620, 629, 656, 680, 697, 740, 820, 992, 1054, 1088, 1147, 1184, 1240, 1258, 1271, 1312, 1360, 1394, 1480, 1517, 1640, 1984, 2108, 2294, 2368, 2480, 2516, 2542, 2624, 2635, 2720, 2788, 2960, 3034, 3145, 3280, 3485, 4216, 4588, 4960, 5032, 5084, 5270, 5440, 5576, 5735, 5920, 6068, 6290, 6355, 6560, 6970, 7585, 8432, 9176, 9920, 10064, 10168, 10540, 11152, 11470, 11840, 12136, 12580, 12710, 13120, 13940, 15170, 16864, 18352, 19499, 20128, 20336, 21080, 21607, 22304, 22940, 24272, 25160, 25420, 25789, 27880, 30340, 33728, 36704, 38998, 40256, 40672, 42160, 43214, 44608, 45880, 47027, 48544, 50320, 50840, 51578, 55760, 60680, 73408, 77996, 81344, 84320, 86428, 91760, 94054, 97088, 97495, 100640, 101680, 103156, 108035, 111520, 121360, 128945, 155992, 168640, 172856, 183520, 188108, 194990, 201280, 203360, 206312, 216070, 223040, 235135, 242720, 257890, 311984, 345712, 367040, 376216, 389980, 406720, 412624, 432140, 470270, 485440, 515780, 623968, 691424, 752432, 779960, 799459, 825248, 864280, 940540, 1031560, 1247936, 1382848, 1504864, 1559920, 1598918, 1650496, 1728560, 1881080, 2063120, 3009728, 3119840, 3197836, 3457120, 3762160, 3997295, 4126240, 6239680, 6395672, 6914240, 7524320, 7994590, 8252480, 12791344, 15048640, 15989180, 25582688, 31978360, 51165376, 63956720, 127913440, 255826880]

約数ペア:

[(1, 255826880), (2, 127913440), (4, 63956720), (5, 51165376), (8, 31978360), (10, 25582688), (16, 15989180), (17, 15048640), (20, 12791344), (31, 8252480), (32, 7994590), (34, 7524320), (37, 6914240), (40, 6395672), (41, 6239680), (62, 4126240), (64, 3997295), (68, 3762160), (74, 3457120), (80, 3197836), (82, 3119840), (85, 3009728), (124, 2063120), (136, 1881080), (148, 1728560), (155, 1650496), (160, 1598918), (164, 1559920), (170, 1504864), (185, 1382848), (205, 1247936), (248, 1031560), (272, 940540), (296, 864280), (310, 825248), (320, 799459), (328, 779960), (340, 752432), (370, 691424), (410, 623968), (496, 515780), (527, 485440), (544, 470270), (592, 432140), (620, 412624), (629, 406720), (656, 389980), (680, 376216), (697, 367040), (740, 345712), (820, 311984), (992, 257890), (1054, 242720), (1088, 235135), (1147, 223040), (1184, 216070), (1240, 206312), (1258, 203360), (1271, 201280), (1312, 194990), (1360, 188108), (1394, 183520), (1480, 172856), (1517, 168640), (1640, 155992), (1984, 128945), (2108, 121360), (2294, 111520), (2368, 108035), (2480, 103156), (2516, 101680), (2542, 100640), (2624, 97495), (2635, 97088), (2720, 94054), (2788, 91760), (2960, 86428), (3034, 84320), (3145, 81344), (3280, 77996), (3485, 73408), (4216, 60680), (4588, 55760), (4960, 51578), (5032, 50840), (5084, 50320), (5270, 48544), (5440, 47027), (5576, 45880), (5735, 44608), (5920, 43214), (6068, 42160), (6290, 40672), (6355, 40256), (6560, 38998), (6970, 36704), (7585, 33728), (8432, 30340), (9176, 27880), (9920, 25789), (10064, 25420), (10168, 25160), (10540, 24272), (11152, 22940), (11470, 22304), (11840, 21607), (12136, 21080), (12580, 20336), (12710, 20128), (13120, 19499), (13940, 18352), (15170, 16864)]