66805620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:790

約数の個数: 144

約数和(自身を含む): 224921088

約数和(自身を除く): 158115468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 733, 735, 868, 930, 980, 1085, 1302, 1466, 1470, 1519, 1860, 2170, 2199, 2604, 2932, 2940, 3038, 3255, 3665, 4340, 4398, 4557, 5131, 6076, 6510, 7330, 7595, 8796, 9114, 10262, 10995, 13020, 14660, 15190, 15393, 18228, 20524, 21990, 22723, 22785, 25655, 30380, 30786, 35917, 43980, 45446, 45570, 51310, 61572, 68169, 71834, 76965, 90892, 91140, 102620, 107751, 113615, 136338, 143668, 153930, 159061, 179585, 215502, 227230, 272676, 307860, 318122, 340845, 359170, 431004, 454460, 477183, 538755, 636244, 681690, 718340, 795305, 954366, 1077510, 1113427, 1363380, 1590610, 1908732, 2155020, 2226854, 2385915, 3181220, 3340281, 4453708, 4771830, 5567135, 6680562, 9543660, 11134270, 13361124, 16701405, 22268540, 33402810, 66805620]

約数ペア:

[(1, 66805620), (2, 33402810), (3, 22268540), (4, 16701405), (5, 13361124), (6, 11134270), (7, 9543660), (10, 6680562), (12, 5567135), (14, 4771830), (15, 4453708), (20, 3340281), (21, 3181220), (28, 2385915), (30, 2226854), (31, 2155020), (35, 1908732), (42, 1590610), (49, 1363380), (60, 1113427), (62, 1077510), (70, 954366), (84, 795305), (93, 718340), (98, 681690), (105, 636244), (124, 538755), (140, 477183), (147, 454460), (155, 431004), (186, 359170), (196, 340845), (210, 318122), (217, 307860), (245, 272676), (294, 227230), (310, 215502), (372, 179585), (420, 159061), (434, 153930), (465, 143668), (490, 136338), (588, 113615), (620, 107751), (651, 102620), (733, 91140), (735, 90892), (868, 76965), (930, 71834), (980, 68169), (1085, 61572), (1302, 51310), (1466, 45570), (1470, 45446), (1519, 43980), (1860, 35917), (2170, 30786), (2199, 30380), (2604, 25655), (2932, 22785), (2940, 22723), (3038, 21990), (3255, 20524), (3665, 18228), (4340, 15393), (4398, 15190), (4557, 14660), (5131, 13020), (6076, 10995), (6510, 10262), (7330, 9114), (7595, 8796)]