255511360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3660

約数の個数: 112

約数和(自身を含む): 693974736

約数和(自身を除く): 438463376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1360, 1768, 2080, 2210, 2720, 3536, 3613, 4160, 4420, 5440, 7072, 7226, 8840, 14144, 14452, 17680, 18065, 28904, 35360, 36130, 46969, 57808, 61421, 70720, 72260, 93938, 115616, 122842, 144520, 187876, 231232, 234845, 245684, 289040, 307105, 375752, 469690, 491368, 578080, 614210, 751504, 798473, 939380, 982736, 1156160, 1228420, 1503008, 1596946, 1878760, 1965472, 2456840, 3006016, 3193892, 3757520, 3930944, 3992365, 4913680, 6387784, 7515040, 7984730, 9827360, 12775568, 15030080, 15969460, 19654720, 25551136, 31938920, 51102272, 63877840, 127755680, 255511360]

約数ペア:

[(1, 255511360), (2, 127755680), (4, 63877840), (5, 51102272), (8, 31938920), (10, 25551136), (13, 19654720), (16, 15969460), (17, 15030080), (20, 12775568), (26, 9827360), (32, 7984730), (34, 7515040), (40, 6387784), (52, 4913680), (64, 3992365), (65, 3930944), (68, 3757520), (80, 3193892), (85, 3006016), (104, 2456840), (130, 1965472), (136, 1878760), (160, 1596946), (170, 1503008), (208, 1228420), (221, 1156160), (260, 982736), (272, 939380), (320, 798473), (340, 751504), (416, 614210), (442, 578080), (520, 491368), (544, 469690), (680, 375752), (832, 307105), (884, 289040), (1040, 245684), (1088, 234845), (1105, 231232), (1360, 187876), (1768, 144520), (2080, 122842), (2210, 115616), (2720, 93938), (3536, 72260), (3613, 70720), (4160, 61421), (4420, 57808), (5440, 46969), (7072, 36130), (7226, 35360), (8840, 28904), (14144, 18065), (14452, 17680)]