287081520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2939}}^1$

素因数の和:3003

約数の個数: 160

約数和(自身を含む): 997436160

約数和(自身を除く): 710354640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 296, 330, 370, 407, 440, 444, 528, 555, 592, 660, 740, 814, 880, 888, 1110, 1221, 1320, 1480, 1628, 1776, 2035, 2220, 2442, 2640, 2939, 2960, 3256, 4070, 4440, 4884, 5878, 6105, 6512, 8140, 8817, 8880, 9768, 11756, 12210, 14695, 16280, 17634, 19536, 23512, 24420, 29390, 32329, 32560, 35268, 44085, 47024, 48840, 58780, 64658, 70536, 88170, 96987, 97680, 108743, 117560, 129316, 141072, 161645, 176340, 193974, 217486, 235120, 258632, 323290, 326229, 352680, 387948, 434972, 484935, 517264, 543715, 646580, 652458, 705360, 775896, 869944, 969870, 1087430, 1196173, 1293160, 1304916, 1551792, 1631145, 1739888, 1939740, 2174860, 2392346, 2586320, 2609832, 3262290, 3588519, 3879480, 4349720, 4784692, 5219664, 5980865, 6524580, 7177038, 7758960, 8699440, 9569384, 11961730, 13049160, 14354076, 17942595, 19138768, 23923460, 26098320, 28708152, 35885190, 47846920, 57416304, 71770380, 95693840, 143540760, 287081520]

約数ペア:

[(1, 287081520), (2, 143540760), (3, 95693840), (4, 71770380), (5, 57416304), (6, 47846920), (8, 35885190), (10, 28708152), (11, 26098320), (12, 23923460), (15, 19138768), (16, 17942595), (20, 14354076), (22, 13049160), (24, 11961730), (30, 9569384), (33, 8699440), (37, 7758960), (40, 7177038), (44, 6524580), (48, 5980865), (55, 5219664), (60, 4784692), (66, 4349720), (74, 3879480), (80, 3588519), (88, 3262290), (110, 2609832), (111, 2586320), (120, 2392346), (132, 2174860), (148, 1939740), (165, 1739888), (176, 1631145), (185, 1551792), (220, 1304916), (222, 1293160), (240, 1196173), (264, 1087430), (296, 969870), (330, 869944), (370, 775896), (407, 705360), (440, 652458), (444, 646580), (528, 543715), (555, 517264), (592, 484935), (660, 434972), (740, 387948), (814, 352680), (880, 326229), (888, 323290), (1110, 258632), (1221, 235120), (1320, 217486), (1480, 193974), (1628, 176340), (1776, 161645), (2035, 141072), (2220, 129316), (2442, 117560), (2640, 108743), (2939, 97680), (2960, 96987), (3256, 88170), (4070, 70536), (4440, 64658), (4884, 58780), (5878, 48840), (6105, 47024), (6512, 44085), (8140, 35268), (8817, 32560), (8880, 32329), (9768, 29390), (11756, 24420), (12210, 23512), (14695, 19536), (16280, 17634)]