287922960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1670

約数の個数: 240

約数和(自身を含む): 1096804800

約数和(自身を除く): 808881840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1619, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3238, 3420, 3705, 3952, 4446, 4560, 4680, 4857, 4940, 5928, 6476, 6840, 7410, 8095, 8892, 9360, 9714, 9880, 11115, 11856, 12952, 13680, 14571, 14820, 16190, 17784, 19428, 19760, 21047, 22230, 24285, 25904, 29142, 29640, 30761, 32380, 35568, 38856, 42094, 44460, 48570, 58284, 59280, 61522, 63141, 64760, 72855, 77712, 84188, 88920, 92283, 97140, 105235, 116568, 123044, 126282, 129520, 145710, 153805, 168376, 177840, 184566, 189423, 194280, 210470, 233136, 246088, 252564, 276849, 291420, 307610, 315705, 336752, 369132, 378846, 388560, 399893, 420940, 461415, 492176, 505128, 553698, 582840, 615220, 631410, 738264, 757692, 799786, 841880, 922830, 947115, 1010256, 1107396, 1165680, 1199679, 1230440, 1262820, 1384245, 1476528, 1515384, 1599572, 1683760, 1845660, 1894230, 1999465, 2214792, 2399358, 2460880, 2525640, 2768490, 3030768, 3199144, 3599037, 3691320, 3788460, 3998930, 4429584, 4798716, 5051280, 5536980, 5998395, 6398288, 7198074, 7382640, 7576920, 7997860, 9597432, 11073960, 11996790, 14396148, 15153840, 15995720, 17995185, 19194864, 22147920, 23993580, 28792296, 31991440, 35990370, 47987160, 57584592, 71980740, 95974320, 143961480, 287922960]

約数ペア:

[(1, 287922960), (2, 143961480), (3, 95974320), (4, 71980740), (5, 57584592), (6, 47987160), (8, 35990370), (9, 31991440), (10, 28792296), (12, 23993580), (13, 22147920), (15, 19194864), (16, 17995185), (18, 15995720), (19, 15153840), (20, 14396148), (24, 11996790), (26, 11073960), (30, 9597432), (36, 7997860), (38, 7576920), (39, 7382640), (40, 7198074), (45, 6398288), (48, 5998395), (52, 5536980), (57, 5051280), (60, 4798716), (65, 4429584), (72, 3998930), (76, 3788460), (78, 3691320), (80, 3599037), (90, 3199144), (95, 3030768), (104, 2768490), (114, 2525640), (117, 2460880), (120, 2399358), (130, 2214792), (144, 1999465), (152, 1894230), (156, 1845660), (171, 1683760), (180, 1599572), (190, 1515384), (195, 1476528), (208, 1384245), (228, 1262820), (234, 1230440), (240, 1199679), (247, 1165680), (260, 1107396), (285, 1010256), (304, 947115), (312, 922830), (342, 841880), (360, 799786), (380, 757692), (390, 738264), (456, 631410), (468, 615220), (494, 582840), (520, 553698), (570, 505128), (585, 492176), (624, 461415), (684, 420940), (720, 399893), (741, 388560), (760, 378846), (780, 369132), (855, 336752), (912, 315705), (936, 307610), (988, 291420), (1040, 276849), (1140, 252564), (1170, 246088), (1235, 233136), (1368, 210470), (1482, 194280), (1520, 189423), (1560, 184566), (1619, 177840), (1710, 168376), (1872, 153805), (1976, 145710), (2223, 129520), (2280, 126282), (2340, 123044), (2470, 116568), (2736, 105235), (2964, 97140), (3120, 92283), (3238, 88920), (3420, 84188), (3705, 77712), (3952, 72855), (4446, 64760), (4560, 63141), (4680, 61522), (4857, 59280), (4940, 58284), (5928, 48570), (6476, 44460), (6840, 42094), (7410, 38856), (8095, 35568), (8892, 32380), (9360, 30761), (9714, 29640), (9880, 29142), (11115, 25904), (11856, 24285), (12952, 22230), (13680, 21047), (14571, 19760), (14820, 19428), (16190, 17784)]