253748040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1276

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 733285560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 570, 665, 728, 741, 760, 780, 798, 840, 910, 988, 1064, 1092, 1140, 1223, 1235, 1330, 1365, 1482, 1560, 1596, 1729, 1820, 1976, 1995, 2184, 2280, 2446, 2470, 2660, 2730, 2964, 3192, 3458, 3640, 3669, 3705, 3990, 4892, 4940, 5187, 5320, 5460, 5928, 6115, 6916, 7338, 7410, 7980, 8561, 8645, 9784, 9880, 10374, 10920, 12230, 13832, 14676, 14820, 15899, 15960, 17122, 17290, 18345, 20748, 23237, 24460, 25683, 25935, 29352, 29640, 31798, 34244, 34580, 36690, 41496, 42805, 46474, 47697, 48920, 51366, 51870, 63596, 68488, 69160, 69711, 73380, 79495, 85610, 92948, 95394, 102732, 103740, 111293, 116185, 127192, 128415, 139422, 146760, 158990, 162659, 171220, 185896, 190788, 205464, 207480, 222586, 232370, 238485, 256830, 278844, 302081, 317980, 325318, 333879, 342440, 348555, 381576, 445172, 464740, 476970, 487977, 513660, 556465, 557688, 604162, 635960, 650636, 667758, 697110, 813295, 890344, 906243, 929480, 953940, 975954, 1027320, 1112930, 1208324, 1301272, 1335516, 1394220, 1510405, 1626590, 1669395, 1812486, 1907880, 1951908, 2114567, 2225860, 2416648, 2439885, 2671032, 2788440, 3020810, 3253180, 3338790, 3624972, 3903816, 4229134, 4451720, 4531215, 4879770, 6041620, 6343701, 6506360, 6677580, 7249944, 8458268, 9062430, 9759540, 10572835, 12083240, 12687402, 13355160, 16916536, 18124860, 19519080, 21145670, 25374804, 31718505, 36249720, 42291340, 50749608, 63437010, 84582680, 126874020, 253748040]

約数ペア:

[(1, 253748040), (2, 126874020), (3, 84582680), (4, 63437010), (5, 50749608), (6, 42291340), (7, 36249720), (8, 31718505), (10, 25374804), (12, 21145670), (13, 19519080), (14, 18124860), (15, 16916536), (19, 13355160), (20, 12687402), (21, 12083240), (24, 10572835), (26, 9759540), (28, 9062430), (30, 8458268), (35, 7249944), (38, 6677580), (39, 6506360), (40, 6343701), (42, 6041620), (52, 4879770), (56, 4531215), (57, 4451720), (60, 4229134), (65, 3903816), (70, 3624972), (76, 3338790), (78, 3253180), (84, 3020810), (91, 2788440), (95, 2671032), (104, 2439885), (105, 2416648), (114, 2225860), (120, 2114567), (130, 1951908), (133, 1907880), (140, 1812486), (152, 1669395), (156, 1626590), (168, 1510405), (182, 1394220), (190, 1335516), (195, 1301272), (210, 1208324), (228, 1112930), (247, 1027320), (260, 975954), (266, 953940), (273, 929480), (280, 906243), (285, 890344), (312, 813295), (364, 697110), (380, 667758), (390, 650636), (399, 635960), (420, 604162), (455, 557688), (456, 556465), (494, 513660), (520, 487977), (532, 476970), (546, 464740), (570, 445172), (665, 381576), (728, 348555), (741, 342440), (760, 333879), (780, 325318), (798, 317980), (840, 302081), (910, 278844), (988, 256830), (1064, 238485), (1092, 232370), (1140, 222586), (1223, 207480), (1235, 205464), (1330, 190788), (1365, 185896), (1482, 171220), (1560, 162659), (1596, 158990), (1729, 146760), (1820, 139422), (1976, 128415), (1995, 127192), (2184, 116185), (2280, 111293), (2446, 103740), (2470, 102732), (2660, 95394), (2730, 92948), (2964, 85610), (3192, 79495), (3458, 73380), (3640, 69711), (3669, 69160), (3705, 68488), (3990, 63596), (4892, 51870), (4940, 51366), (5187, 48920), (5320, 47697), (5460, 46474), (5928, 42805), (6115, 41496), (6916, 36690), (7338, 34580), (7410, 34244), (7980, 31798), (8561, 29640), (8645, 29352), (9784, 25935), (9880, 25683), (10374, 24460), (10920, 23237), (12230, 20748), (13832, 18345), (14676, 17290), (14820, 17122), (15899, 15960)]