6713980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 19305216

約数和(自身を除く): 12591236

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 49, 52, 62, 65, 68, 70, 85, 91, 98, 119, 124, 130, 140, 155, 170, 182, 196, 217, 221, 238, 245, 260, 310, 340, 364, 403, 434, 442, 455, 476, 490, 527, 595, 620, 637, 806, 833, 868, 884, 910, 980, 1054, 1085, 1105, 1190, 1274, 1519, 1547, 1612, 1666, 1820, 2015, 2108, 2170, 2210, 2380, 2548, 2635, 2821, 3038, 3094, 3185, 3332, 3689, 4030, 4165, 4340, 4420, 5270, 5642, 6076, 6188, 6370, 6851, 7378, 7595, 7735, 8060, 8330, 10540, 10829, 11284, 12740, 13702, 14105, 14756, 15190, 15470, 16660, 18445, 19747, 21658, 25823, 27404, 28210, 30380, 30940, 34255, 36890, 39494, 43316, 47957, 51646, 54145, 56420, 68510, 73780, 78988, 95914, 98735, 103292, 108290, 129115, 137020, 191828, 197470, 216580, 239785, 258230, 335699, 394940, 479570, 516460, 671398, 959140, 1342796, 1678495, 3356990, 6713980]

約数ペア:

[(1, 6713980), (2, 3356990), (4, 1678495), (5, 1342796), (7, 959140), (10, 671398), (13, 516460), (14, 479570), (17, 394940), (20, 335699), (26, 258230), (28, 239785), (31, 216580), (34, 197470), (35, 191828), (49, 137020), (52, 129115), (62, 108290), (65, 103292), (68, 98735), (70, 95914), (85, 78988), (91, 73780), (98, 68510), (119, 56420), (124, 54145), (130, 51646), (140, 47957), (155, 43316), (170, 39494), (182, 36890), (196, 34255), (217, 30940), (221, 30380), (238, 28210), (245, 27404), (260, 25823), (310, 21658), (340, 19747), (364, 18445), (403, 16660), (434, 15470), (442, 15190), (455, 14756), (476, 14105), (490, 13702), (527, 12740), (595, 11284), (620, 10829), (637, 10540), (806, 8330), (833, 8060), (868, 7735), (884, 7595), (910, 7378), (980, 6851), (1054, 6370), (1085, 6188), (1105, 6076), (1190, 5642), (1274, 5270), (1519, 4420), (1547, 4340), (1612, 4165), (1666, 4030), (1820, 3689), (2015, 3332), (2108, 3185), (2170, 3094), (2210, 3038), (2380, 2821), (2548, 2635)]