161419440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 320

約数和(自身を含む): 649958400

約数和(自身を除く): 488538960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 304, 312, 336, 364, 380, 389, 390, 399, 420, 455, 456, 494, 520, 532, 546, 560, 570, 624, 665, 728, 741, 760, 778, 780, 798, 840, 910, 912, 988, 1040, 1064, 1092, 1140, 1167, 1235, 1330, 1365, 1456, 1482, 1520, 1556, 1560, 1596, 1680, 1729, 1820, 1945, 1976, 1995, 2128, 2184, 2280, 2334, 2470, 2660, 2723, 2730, 2964, 3112, 3120, 3192, 3458, 3640, 3705, 3890, 3952, 3990, 4368, 4560, 4668, 4940, 5057, 5187, 5320, 5446, 5460, 5835, 5928, 6224, 6384, 6916, 7280, 7391, 7410, 7780, 7980, 8169, 8645, 9336, 9880, 10114, 10374, 10640, 10892, 10920, 11670, 11856, 13615, 13832, 14782, 14820, 15171, 15560, 15960, 16338, 17290, 18672, 19760, 20228, 20748, 21784, 21840, 22173, 23340, 25285, 25935, 27230, 27664, 29564, 29640, 30342, 31120, 31920, 32676, 34580, 35399, 36955, 40456, 40845, 41496, 43568, 44346, 46680, 50570, 51737, 51870, 54460, 59128, 59280, 60684, 65352, 69160, 70798, 73910, 75855, 80912, 81690, 82992, 88692, 93360, 96083, 101140, 103474, 103740, 106197, 108920, 110865, 118256, 121368, 130704, 138320, 141596, 147820, 151710, 155211, 163380, 176995, 177384, 192166, 202280, 206948, 207480, 212394, 217840, 221730, 242736, 258685, 283192, 288249, 295640, 303420, 310422, 326760, 353990, 354768, 384332, 404560, 413896, 414960, 424788, 443460, 480415, 517370, 530985, 566384, 576498, 591280, 606840, 620844, 653520, 672581, 707980, 768664, 776055, 827792, 849576, 886920, 960830, 1034740, 1061970, 1152996, 1213680, 1241688, 1345162, 1415960, 1441245, 1537328, 1552110, 1699152, 1773840, 1921660, 2017743, 2069480, 2123940, 2305992, 2483376, 2690324, 2831920, 2882490, 3104220, 3362905, 3843320, 4035486, 4138960, 4247880, 4611984, 5380648, 5764980, 6208440, 6725810, 7686640, 8070972, 8495760, 10088715, 10761296, 11529960, 12416880, 13451620, 16141944, 20177430, 23059920, 26903240, 32283888, 40354860, 53806480, 80709720, 161419440]

約数ペア:

[(1, 161419440), (2, 80709720), (3, 53806480), (4, 40354860), (5, 32283888), (6, 26903240), (7, 23059920), (8, 20177430), (10, 16141944), (12, 13451620), (13, 12416880), (14, 11529960), (15, 10761296), (16, 10088715), (19, 8495760), (20, 8070972), (21, 7686640), (24, 6725810), (26, 6208440), (28, 5764980), (30, 5380648), (35, 4611984), (38, 4247880), (39, 4138960), (40, 4035486), (42, 3843320), (48, 3362905), (52, 3104220), (56, 2882490), (57, 2831920), (60, 2690324), (65, 2483376), (70, 2305992), (76, 2123940), (78, 2069480), (80, 2017743), (84, 1921660), (91, 1773840), (95, 1699152), (104, 1552110), (105, 1537328), (112, 1441245), (114, 1415960), (120, 1345162), (130, 1241688), (133, 1213680), (140, 1152996), (152, 1061970), (156, 1034740), (168, 960830), (182, 886920), (190, 849576), (195, 827792), (208, 776055), (210, 768664), (228, 707980), (240, 672581), (247, 653520), (260, 620844), (266, 606840), (273, 591280), (280, 576498), (285, 566384), (304, 530985), (312, 517370), (336, 480415), (364, 443460), (380, 424788), (389, 414960), (390, 413896), (399, 404560), (420, 384332), (455, 354768), (456, 353990), (494, 326760), (520, 310422), (532, 303420), (546, 295640), (560, 288249), (570, 283192), (624, 258685), (665, 242736), (728, 221730), (741, 217840), (760, 212394), (778, 207480), (780, 206948), (798, 202280), (840, 192166), (910, 177384), (912, 176995), (988, 163380), (1040, 155211), (1064, 151710), (1092, 147820), (1140, 141596), (1167, 138320), (1235, 130704), (1330, 121368), (1365, 118256), (1456, 110865), (1482, 108920), (1520, 106197), (1556, 103740), (1560, 103474), (1596, 101140), (1680, 96083), (1729, 93360), (1820, 88692), (1945, 82992), (1976, 81690), (1995, 80912), (2128, 75855), (2184, 73910), (2280, 70798), (2334, 69160), (2470, 65352), (2660, 60684), (2723, 59280), (2730, 59128), (2964, 54460), (3112, 51870), (3120, 51737), (3192, 50570), (3458, 46680), (3640, 44346), (3705, 43568), (3890, 41496), (3952, 40845), (3990, 40456), (4368, 36955), (4560, 35399), (4668, 34580), (4940, 32676), (5057, 31920), (5187, 31120), (5320, 30342), (5446, 29640), (5460, 29564), (5835, 27664), (5928, 27230), (6224, 25935), (6384, 25285), (6916, 23340), (7280, 22173), (7391, 21840), (7410, 21784), (7780, 20748), (7980, 20228), (8169, 19760), (8645, 18672), (9336, 17290), (9880, 16338), (10114, 15960), (10374, 15560), (10640, 15171), (10892, 14820), (10920, 14782), (11670, 13832), (11856, 13615)]