242549820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70921}}^1$

素因数の和:70955

約数の個数: 72

約数和(自身を含む): 774468240

約数和(自身を除く): 531918420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 70921, 141842, 212763, 283684, 354605, 425526, 638289, 709210, 851052, 1063815, 1276578, 1347499, 1418420, 2127630, 2553156, 2694998, 3191445, 4042497, 4255260, 5389996, 6382890, 6737495, 8084994, 12127491, 12765780, 13474990, 16169988, 20212485, 24254982, 26949980, 40424970, 48509964, 60637455, 80849940, 121274910, 242549820]

約数ペア:

[(1, 242549820), (2, 121274910), (3, 80849940), (4, 60637455), (5, 48509964), (6, 40424970), (9, 26949980), (10, 24254982), (12, 20212485), (15, 16169988), (18, 13474990), (19, 12765780), (20, 12127491), (30, 8084994), (36, 6737495), (38, 6382890), (45, 5389996), (57, 4255260), (60, 4042497), (76, 3191445), (90, 2694998), (95, 2553156), (114, 2127630), (171, 1418420), (180, 1347499), (190, 1276578), (228, 1063815), (285, 851052), (342, 709210), (380, 638289), (570, 425526), (684, 354605), (855, 283684), (1140, 212763), (1710, 141842), (3420, 70921)]