428948520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3616

約数の個数: 256

約数和(自身を含む): 1728276480

約数和(自身を除く): 1299327960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3432, 3571, 3640, 4004, 4290, 4620, 5005, 5460, 5720, 6006, 7142, 8008, 8580, 9240, 10010, 10713, 10920, 12012, 14284, 15015, 17160, 17855, 20020, 21426, 24024, 24997, 28568, 30030, 35710, 39281, 40040, 42852, 46423, 49994, 53565, 60060, 71420, 74991, 78562, 85704, 92846, 99988, 107130, 117843, 120120, 124985, 139269, 142840, 149982, 157124, 185692, 196405, 199976, 214260, 232115, 235686, 249970, 274967, 278538, 299964, 314248, 324961, 371384, 374955, 392810, 428520, 464230, 471372, 499940, 510653, 549934, 557076, 589215, 599928, 649922, 696345, 749910, 785620, 824901, 928460, 942744, 974883, 999880, 1021306, 1099868, 1114152, 1178430, 1299844, 1374835, 1392690, 1499820, 1531959, 1571240, 1624805, 1649802, 1856920, 1949766, 2042612, 2199736, 2356860, 2553265, 2599688, 2749670, 2785380, 2999640, 3063918, 3249610, 3299604, 3574571, 3899532, 4085224, 4124505, 4713720, 4874415, 5106530, 5499340, 5570760, 6127836, 6499220, 6599208, 7149142, 7659795, 7799064, 8249010, 9748830, 10213060, 10723713, 10998680, 12255672, 12998440, 14298284, 15319590, 16498020, 17872855, 19497660, 20426120, 21447426, 28596568, 30639180, 32996040, 35745710, 38995320, 42894852, 53618565, 61278360, 71491420, 85789704, 107237130, 142982840, 214474260, 428948520]

約数ペア:

[(1, 428948520), (2, 214474260), (3, 142982840), (4, 107237130), (5, 85789704), (6, 71491420), (7, 61278360), (8, 53618565), (10, 42894852), (11, 38995320), (12, 35745710), (13, 32996040), (14, 30639180), (15, 28596568), (20, 21447426), (21, 20426120), (22, 19497660), (24, 17872855), (26, 16498020), (28, 15319590), (30, 14298284), (33, 12998440), (35, 12255672), (39, 10998680), (40, 10723713), (42, 10213060), (44, 9748830), (52, 8249010), (55, 7799064), (56, 7659795), (60, 7149142), (65, 6599208), (66, 6499220), (70, 6127836), (77, 5570760), (78, 5499340), (84, 5106530), (88, 4874415), (91, 4713720), (104, 4124505), (105, 4085224), (110, 3899532), (120, 3574571), (130, 3299604), (132, 3249610), (140, 3063918), (143, 2999640), (154, 2785380), (156, 2749670), (165, 2599688), (168, 2553265), (182, 2356860), (195, 2199736), (210, 2042612), (220, 1949766), (231, 1856920), (260, 1649802), (264, 1624805), (273, 1571240), (280, 1531959), (286, 1499820), (308, 1392690), (312, 1374835), (330, 1299844), (364, 1178430), (385, 1114152), (390, 1099868), (420, 1021306), (429, 999880), (440, 974883), (455, 942744), (462, 928460), (520, 824901), (546, 785620), (572, 749910), (616, 696345), (660, 649922), (715, 599928), (728, 589215), (770, 557076), (780, 549934), (840, 510653), (858, 499940), (910, 471372), (924, 464230), (1001, 428520), (1092, 392810), (1144, 374955), (1155, 371384), (1320, 324961), (1365, 314248), (1430, 299964), (1540, 278538), (1560, 274967), (1716, 249970), (1820, 235686), (1848, 232115), (2002, 214260), (2145, 199976), (2184, 196405), (2310, 185692), (2730, 157124), (2860, 149982), (3003, 142840), (3080, 139269), (3432, 124985), (3571, 120120), (3640, 117843), (4004, 107130), (4290, 99988), (4620, 92846), (5005, 85704), (5460, 78562), (5720, 74991), (6006, 71420), (7142, 60060), (8008, 53565), (8580, 49994), (9240, 46423), (10010, 42852), (10713, 40040), (10920, 39281), (12012, 35710), (14284, 30030), (15015, 28568), (17160, 24997), (17855, 24024), (20020, 21426)]