165479860

素因数分解:

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

素因数の和:486

約数の個数: 144

約数和(自身を含む): 450455040

約数和(自身を除く): 284975180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 419, 434, 455, 490, 620, 637, 806, 838, 868, 910, 980, 1085, 1274, 1519, 1612, 1676, 1820, 2015, 2095, 2170, 2548, 2821, 2933, 3038, 3185, 4030, 4190, 4340, 5447, 5642, 5866, 6076, 6370, 7595, 8060, 8380, 10894, 11284, 11732, 12740, 12989, 14105, 14665, 15190, 19747, 20531, 21788, 25978, 27235, 28210, 29330, 30380, 38129, 39494, 41062, 51956, 54470, 56420, 58660, 64945, 76258, 78988, 82124, 90923, 98735, 102655, 108940, 129890, 152516, 168857, 181846, 190645, 197470, 205310, 259780, 266903, 337714, 363692, 381290, 394940, 410620, 454615, 533806, 636461, 675428, 762580, 844285, 909230, 1067612, 1181999, 1272922, 1334515, 1688570, 1818460, 2363998, 2545844, 2669030, 3182305, 3377140, 4727996, 5338060, 5909995, 6364610, 8273993, 11819990, 12729220, 16547986, 23639980, 33095972, 41369965, 82739930, 165479860]

約数ペア:

[(1, 165479860), (2, 82739930), (4, 41369965), (5, 33095972), (7, 23639980), (10, 16547986), (13, 12729220), (14, 11819990), (20, 8273993), (26, 6364610), (28, 5909995), (31, 5338060), (35, 4727996), (49, 3377140), (52, 3182305), (62, 2669030), (65, 2545844), (70, 2363998), (91, 1818460), (98, 1688570), (124, 1334515), (130, 1272922), (140, 1181999), (155, 1067612), (182, 909230), (196, 844285), (217, 762580), (245, 675428), (260, 636461), (310, 533806), (364, 454615), (403, 410620), (419, 394940), (434, 381290), (455, 363692), (490, 337714), (620, 266903), (637, 259780), (806, 205310), (838, 197470), (868, 190645), (910, 181846), (980, 168857), (1085, 152516), (1274, 129890), (1519, 108940), (1612, 102655), (1676, 98735), (1820, 90923), (2015, 82124), (2095, 78988), (2170, 76258), (2548, 64945), (2821, 58660), (2933, 56420), (3038, 54470), (3185, 51956), (4030, 41062), (4190, 39494), (4340, 38129), (5447, 30380), (5642, 29330), (5866, 28210), (6076, 27235), (6370, 25978), (7595, 21788), (8060, 20531), (8380, 19747), (10894, 15190), (11284, 14665), (11732, 14105), (12740, 12989)]