64343580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:899

約数の個数: 96

約数和(自身を含む): 207083520

約数和(自身を除く): 142739940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 239, 420, 478, 641, 717, 956, 1195, 1282, 1434, 1673, 1923, 2390, 2564, 2868, 3205, 3346, 3585, 3846, 4487, 4780, 5019, 6410, 6692, 7170, 7692, 8365, 8974, 9615, 10038, 12820, 13461, 14340, 16730, 17948, 19230, 20076, 22435, 25095, 26922, 33460, 38460, 44870, 50190, 53844, 67305, 89740, 100380, 134610, 153199, 269220, 306398, 459597, 612796, 765995, 919194, 1072393, 1531990, 1838388, 2144786, 2297985, 3063980, 3217179, 4289572, 4595970, 5361965, 6434358, 9191940, 10723930, 12868716, 16085895, 21447860, 32171790, 64343580]

約数ペア:

[(1, 64343580), (2, 32171790), (3, 21447860), (4, 16085895), (5, 12868716), (6, 10723930), (7, 9191940), (10, 6434358), (12, 5361965), (14, 4595970), (15, 4289572), (20, 3217179), (21, 3063980), (28, 2297985), (30, 2144786), (35, 1838388), (42, 1531990), (60, 1072393), (70, 919194), (84, 765995), (105, 612796), (140, 459597), (210, 306398), (239, 269220), (420, 153199), (478, 134610), (641, 100380), (717, 89740), (956, 67305), (1195, 53844), (1282, 50190), (1434, 44870), (1673, 38460), (1923, 33460), (2390, 26922), (2564, 25095), (2868, 22435), (3205, 20076), (3346, 19230), (3585, 17948), (3846, 16730), (4487, 14340), (4780, 13461), (5019, 12820), (6410, 10038), (6692, 9615), (7170, 8974), (7692, 8365)]