401879660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 192

約数和(自身を含む): 1137991680

約数和(自身を除く): 736112020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 52, 62, 65, 68, 70, 85, 91, 119, 124, 130, 140, 155, 170, 182, 217, 221, 238, 260, 310, 340, 364, 403, 419, 434, 442, 455, 476, 527, 595, 620, 806, 838, 868, 884, 910, 1054, 1085, 1105, 1190, 1547, 1612, 1676, 1820, 2015, 2095, 2108, 2170, 2210, 2380, 2635, 2821, 2933, 3094, 3689, 4030, 4190, 4340, 4420, 5270, 5447, 5642, 5866, 6188, 6851, 7123, 7378, 7735, 8060, 8380, 10540, 10894, 11284, 11732, 12989, 13702, 14105, 14246, 14665, 14756, 15470, 18445, 21788, 25978, 27235, 27404, 28210, 28492, 29330, 30940, 34255, 35615, 36890, 38129, 47957, 49861, 51956, 54470, 56420, 58660, 64945, 68510, 71230, 73780, 76258, 90923, 92599, 95914, 99722, 108940, 129890, 137020, 142460, 152516, 168857, 181846, 185198, 190645, 191828, 199444, 220813, 239785, 249305, 259780, 337714, 363692, 370396, 381290, 441626, 454615, 462995, 479570, 498610, 648193, 675428, 762580, 844285, 883252, 909230, 925990, 959140, 997220, 1104065, 1181999, 1296386, 1545691, 1688570, 1818460, 1851980, 2208130, 2363998, 2592772, 2870569, 3091382, 3240965, 3377140, 4416260, 4727996, 5741138, 5909995, 6182764, 6481930, 7728455, 11482276, 11819990, 12963860, 14352845, 15456910, 20093983, 23639980, 28705690, 30913820, 40187966, 57411380, 80375932, 100469915, 200939830, 401879660]

約数ペア:

[(1, 401879660), (2, 200939830), (4, 100469915), (5, 80375932), (7, 57411380), (10, 40187966), (13, 30913820), (14, 28705690), (17, 23639980), (20, 20093983), (26, 15456910), (28, 14352845), (31, 12963860), (34, 11819990), (35, 11482276), (52, 7728455), (62, 6481930), (65, 6182764), (68, 5909995), (70, 5741138), (85, 4727996), (91, 4416260), (119, 3377140), (124, 3240965), (130, 3091382), (140, 2870569), (155, 2592772), (170, 2363998), (182, 2208130), (217, 1851980), (221, 1818460), (238, 1688570), (260, 1545691), (310, 1296386), (340, 1181999), (364, 1104065), (403, 997220), (419, 959140), (434, 925990), (442, 909230), (455, 883252), (476, 844285), (527, 762580), (595, 675428), (620, 648193), (806, 498610), (838, 479570), (868, 462995), (884, 454615), (910, 441626), (1054, 381290), (1085, 370396), (1105, 363692), (1190, 337714), (1547, 259780), (1612, 249305), (1676, 239785), (1820, 220813), (2015, 199444), (2095, 191828), (2108, 190645), (2170, 185198), (2210, 181846), (2380, 168857), (2635, 152516), (2821, 142460), (2933, 137020), (3094, 129890), (3689, 108940), (4030, 99722), (4190, 95914), (4340, 92599), (4420, 90923), (5270, 76258), (5447, 73780), (5642, 71230), (5866, 68510), (6188, 64945), (6851, 58660), (7123, 56420), (7378, 54470), (7735, 51956), (8060, 49861), (8380, 47957), (10540, 38129), (10894, 36890), (11284, 35615), (11732, 34255), (12989, 30940), (13702, 29330), (14105, 28492), (14246, 28210), (14665, 27404), (14756, 27235), (15470, 25978), (18445, 21788)]