285547080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:444

約数の個数: 256

約数和(自身を含む): 1070899200

約数和(自身を除く): 785352120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 79, 84, 91, 104, 105, 120, 130, 140, 156, 158, 168, 182, 195, 210, 237, 260, 273, 280, 312, 316, 331, 364, 390, 395, 420, 455, 474, 520, 546, 553, 632, 662, 728, 780, 790, 840, 910, 948, 993, 1027, 1092, 1106, 1185, 1324, 1365, 1560, 1580, 1655, 1659, 1820, 1896, 1986, 2054, 2184, 2212, 2317, 2370, 2648, 2730, 2765, 3081, 3160, 3310, 3318, 3640, 3972, 4108, 4303, 4424, 4634, 4740, 4965, 5135, 5460, 5530, 6162, 6620, 6636, 6951, 7189, 7944, 8216, 8295, 8606, 9268, 9480, 9930, 10270, 10920, 11060, 11585, 12324, 12909, 13240, 13272, 13902, 14378, 15405, 16590, 17212, 18536, 19860, 20540, 21515, 21567, 22120, 23170, 24648, 25818, 26149, 27804, 28756, 30121, 30810, 33180, 34424, 34755, 35945, 39720, 41080, 43030, 43134, 46340, 51636, 52298, 55608, 57512, 60242, 61620, 64545, 66360, 69510, 71890, 78447, 86060, 86268, 90363, 92680, 103272, 104596, 107835, 120484, 123240, 129090, 130745, 139020, 143780, 150605, 156894, 172120, 172536, 180726, 183043, 209192, 215670, 240968, 258180, 261490, 278040, 287560, 301210, 313788, 339937, 361452, 366086, 392235, 431340, 451815, 516360, 522980, 549129, 602420, 627576, 679874, 722904, 732172, 784470, 862680, 903630, 915215, 1019811, 1045960, 1098258, 1204840, 1359748, 1464344, 1568940, 1699685, 1807260, 1830430, 2039622, 2196516, 2379559, 2719496, 2745645, 3137880, 3399370, 3614520, 3660860, 4079244, 4393032, 4759118, 5099055, 5491290, 6798740, 7138677, 7321720, 8158488, 9518236, 10198110, 10982580, 11897795, 13597480, 14277354, 19036472, 20396220, 21965160, 23795590, 28554708, 35693385, 40792440, 47591180, 57109416, 71386770, 95182360, 142773540, 285547080]

約数ペア:

[(1, 285547080), (2, 142773540), (3, 95182360), (4, 71386770), (5, 57109416), (6, 47591180), (7, 40792440), (8, 35693385), (10, 28554708), (12, 23795590), (13, 21965160), (14, 20396220), (15, 19036472), (20, 14277354), (21, 13597480), (24, 11897795), (26, 10982580), (28, 10198110), (30, 9518236), (35, 8158488), (39, 7321720), (40, 7138677), (42, 6798740), (52, 5491290), (56, 5099055), (60, 4759118), (65, 4393032), (70, 4079244), (78, 3660860), (79, 3614520), (84, 3399370), (91, 3137880), (104, 2745645), (105, 2719496), (120, 2379559), (130, 2196516), (140, 2039622), (156, 1830430), (158, 1807260), (168, 1699685), (182, 1568940), (195, 1464344), (210, 1359748), (237, 1204840), (260, 1098258), (273, 1045960), (280, 1019811), (312, 915215), (316, 903630), (331, 862680), (364, 784470), (390, 732172), (395, 722904), (420, 679874), (455, 627576), (474, 602420), (520, 549129), (546, 522980), (553, 516360), (632, 451815), (662, 431340), (728, 392235), (780, 366086), (790, 361452), (840, 339937), (910, 313788), (948, 301210), (993, 287560), (1027, 278040), (1092, 261490), (1106, 258180), (1185, 240968), (1324, 215670), (1365, 209192), (1560, 183043), (1580, 180726), (1655, 172536), (1659, 172120), (1820, 156894), (1896, 150605), (1986, 143780), (2054, 139020), (2184, 130745), (2212, 129090), (2317, 123240), (2370, 120484), (2648, 107835), (2730, 104596), (2765, 103272), (3081, 92680), (3160, 90363), (3310, 86268), (3318, 86060), (3640, 78447), (3972, 71890), (4108, 69510), (4303, 66360), (4424, 64545), (4634, 61620), (4740, 60242), (4965, 57512), (5135, 55608), (5460, 52298), (5530, 51636), (6162, 46340), (6620, 43134), (6636, 43030), (6951, 41080), (7189, 39720), (7944, 35945), (8216, 34755), (8295, 34424), (8606, 33180), (9268, 30810), (9480, 30121), (9930, 28756), (10270, 27804), (10920, 26149), (11060, 25818), (11585, 24648), (12324, 23170), (12909, 22120), (13240, 21567), (13272, 21515), (13902, 20540), (14378, 19860), (15405, 18536), (16590, 17212)]