320121720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3407}}^1$

素因数の和:3459

約数の個数: 160

約数和(自身を含む): 1113393600

約数和(自身を除く): 793271880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 162, 174, 180, 216, 232, 261, 270, 290, 324, 348, 360, 405, 435, 522, 540, 580, 648, 696, 783, 810, 870, 1044, 1080, 1160, 1305, 1566, 1620, 1740, 2088, 2349, 2610, 3132, 3240, 3407, 3480, 3915, 4698, 5220, 6264, 6814, 7830, 9396, 10221, 10440, 11745, 13628, 15660, 17035, 18792, 20442, 23490, 27256, 30663, 31320, 34070, 40884, 46980, 51105, 61326, 68140, 81768, 91989, 93960, 98803, 102210, 122652, 136280, 153315, 183978, 197606, 204420, 245304, 275967, 296409, 306630, 367956, 395212, 408840, 459945, 494015, 551934, 592818, 613260, 735912, 790424, 889227, 919890, 988030, 1103868, 1185636, 1226520, 1379835, 1482045, 1778454, 1839780, 1976060, 2207736, 2371272, 2667681, 2759670, 2964090, 3556908, 3679560, 3952120, 4446135, 5335362, 5519340, 5928180, 7113816, 8003043, 8892270, 10670724, 11038680, 11856360, 13338405, 16006086, 17784540, 21341448, 26676810, 32012172, 35569080, 40015215, 53353620, 64024344, 80030430, 106707240, 160060860, 320121720]

約数ペア:

[(1, 320121720), (2, 160060860), (3, 106707240), (4, 80030430), (5, 64024344), (6, 53353620), (8, 40015215), (9, 35569080), (10, 32012172), (12, 26676810), (15, 21341448), (18, 17784540), (20, 16006086), (24, 13338405), (27, 11856360), (29, 11038680), (30, 10670724), (36, 8892270), (40, 8003043), (45, 7113816), (54, 5928180), (58, 5519340), (60, 5335362), (72, 4446135), (81, 3952120), (87, 3679560), (90, 3556908), (108, 2964090), (116, 2759670), (120, 2667681), (135, 2371272), (145, 2207736), (162, 1976060), (174, 1839780), (180, 1778454), (216, 1482045), (232, 1379835), (261, 1226520), (270, 1185636), (290, 1103868), (324, 988030), (348, 919890), (360, 889227), (405, 790424), (435, 735912), (522, 613260), (540, 592818), (580, 551934), (648, 494015), (696, 459945), (783, 408840), (810, 395212), (870, 367956), (1044, 306630), (1080, 296409), (1160, 275967), (1305, 245304), (1566, 204420), (1620, 197606), (1740, 183978), (2088, 153315), (2349, 136280), (2610, 122652), (3132, 102210), (3240, 98803), (3407, 93960), (3480, 91989), (3915, 81768), (4698, 68140), (5220, 61326), (6264, 51105), (6814, 46980), (7830, 40884), (9396, 34070), (10221, 31320), (10440, 30663), (11745, 27256), (13628, 23490), (15660, 20442), (17035, 18792)]