63821940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11689}}^1$

素因数の和:11721

約数の個数: 96

約数和(自身を含む): 219959040

約数和(自身を除く): 156137100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 11689, 23378, 35067, 46756, 58445, 70134, 81823, 116890, 140268, 151957, 163646, 175335, 233780, 245469, 303914, 327292, 350670, 409115, 455871, 490938, 607828, 701340, 759785, 818230, 911742, 981876, 1063699, 1227345, 1519570, 1636460, 1823484, 2127398, 2279355, 2454690, 3039140, 3191097, 4254796, 4558710, 4909380, 5318495, 6382194, 9117420, 10636990, 12764388, 15955485, 21273980, 31910970, 63821940]

約数ペア:

[(1, 63821940), (2, 31910970), (3, 21273980), (4, 15955485), (5, 12764388), (6, 10636990), (7, 9117420), (10, 6382194), (12, 5318495), (13, 4909380), (14, 4558710), (15, 4254796), (20, 3191097), (21, 3039140), (26, 2454690), (28, 2279355), (30, 2127398), (35, 1823484), (39, 1636460), (42, 1519570), (52, 1227345), (60, 1063699), (65, 981876), (70, 911742), (78, 818230), (84, 759785), (91, 701340), (105, 607828), (130, 490938), (140, 455871), (156, 409115), (182, 350670), (195, 327292), (210, 303914), (260, 245469), (273, 233780), (364, 175335), (390, 163646), (420, 151957), (455, 140268), (546, 116890), (780, 81823), (910, 70134), (1092, 58445), (1365, 46756), (1820, 35067), (2730, 23378), (5460, 11689)]