280353840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1523}}^1$

素因数の和:1611

約数の個数: 160

約数和(自身を含む): 952439040

約数和(自身を除く): 672085200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 156, 177, 195, 208, 236, 240, 260, 295, 312, 354, 390, 472, 520, 590, 624, 708, 767, 780, 885, 944, 1040, 1180, 1416, 1523, 1534, 1560, 1770, 2301, 2360, 2832, 3046, 3068, 3120, 3540, 3835, 4569, 4602, 4720, 6092, 6136, 7080, 7615, 7670, 9138, 9204, 11505, 12184, 12272, 14160, 15230, 15340, 18276, 18408, 19799, 22845, 23010, 24368, 30460, 30680, 36552, 36816, 39598, 45690, 46020, 59397, 60920, 61360, 73104, 79196, 89857, 91380, 92040, 98995, 118794, 121840, 158392, 179714, 182760, 184080, 197990, 237588, 269571, 296985, 316784, 359428, 365520, 395980, 449285, 475176, 539142, 593970, 718856, 791960, 898570, 950352, 1078284, 1168141, 1187940, 1347855, 1437712, 1583920, 1797140, 2156568, 2336282, 2375880, 2695710, 3504423, 3594280, 4313136, 4672564, 4751760, 5391420, 5840705, 7008846, 7188560, 9345128, 10782840, 11681410, 14017692, 17522115, 18690256, 21565680, 23362820, 28035384, 35044230, 46725640, 56070768, 70088460, 93451280, 140176920, 280353840]

約数ペア:

[(1, 280353840), (2, 140176920), (3, 93451280), (4, 70088460), (5, 56070768), (6, 46725640), (8, 35044230), (10, 28035384), (12, 23362820), (13, 21565680), (15, 18690256), (16, 17522115), (20, 14017692), (24, 11681410), (26, 10782840), (30, 9345128), (39, 7188560), (40, 7008846), (48, 5840705), (52, 5391420), (59, 4751760), (60, 4672564), (65, 4313136), (78, 3594280), (80, 3504423), (104, 2695710), (118, 2375880), (120, 2336282), (130, 2156568), (156, 1797140), (177, 1583920), (195, 1437712), (208, 1347855), (236, 1187940), (240, 1168141), (260, 1078284), (295, 950352), (312, 898570), (354, 791960), (390, 718856), (472, 593970), (520, 539142), (590, 475176), (624, 449285), (708, 395980), (767, 365520), (780, 359428), (885, 316784), (944, 296985), (1040, 269571), (1180, 237588), (1416, 197990), (1523, 184080), (1534, 182760), (1560, 179714), (1770, 158392), (2301, 121840), (2360, 118794), (2832, 98995), (3046, 92040), (3068, 91380), (3120, 89857), (3540, 79196), (3835, 73104), (4569, 61360), (4602, 60920), (4720, 59397), (6092, 46020), (6136, 45690), (7080, 39598), (7615, 36816), (7670, 36552), (9138, 30680), (9204, 30460), (11505, 24368), (12184, 23010), (12272, 22845), (14160, 19799), (15230, 18408), (15340, 18276)]