83487180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 276363360

約数和(自身を除く): 192876180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 73, 84, 98, 105, 140, 146, 147, 196, 210, 219, 245, 292, 294, 365, 389, 420, 438, 490, 511, 588, 730, 735, 778, 876, 980, 1022, 1095, 1167, 1460, 1470, 1533, 1556, 1945, 2044, 2190, 2334, 2555, 2723, 2940, 3066, 3577, 3890, 4380, 4668, 5110, 5446, 5835, 6132, 7154, 7665, 7780, 8169, 10220, 10731, 10892, 11670, 13615, 14308, 15330, 16338, 17885, 19061, 21462, 23340, 27230, 28397, 30660, 32676, 35770, 38122, 40845, 42924, 53655, 54460, 56794, 57183, 71540, 76244, 81690, 85191, 95305, 107310, 113588, 114366, 141985, 163380, 170382, 190610, 198779, 214620, 228732, 283970, 285915, 340764, 381220, 397558, 425955, 567940, 571830, 596337, 795116, 851910, 993895, 1143660, 1192674, 1391453, 1703820, 1987790, 2385348, 2782906, 2981685, 3975580, 4174359, 5565812, 5963370, 6957265, 8348718, 11926740, 13914530, 16697436, 20871795, 27829060, 41743590, 83487180]

約数ペア:

[(1, 83487180), (2, 41743590), (3, 27829060), (4, 20871795), (5, 16697436), (6, 13914530), (7, 11926740), (10, 8348718), (12, 6957265), (14, 5963370), (15, 5565812), (20, 4174359), (21, 3975580), (28, 2981685), (30, 2782906), (35, 2385348), (42, 1987790), (49, 1703820), (60, 1391453), (70, 1192674), (73, 1143660), (84, 993895), (98, 851910), (105, 795116), (140, 596337), (146, 571830), (147, 567940), (196, 425955), (210, 397558), (219, 381220), (245, 340764), (292, 285915), (294, 283970), (365, 228732), (389, 214620), (420, 198779), (438, 190610), (490, 170382), (511, 163380), (588, 141985), (730, 114366), (735, 113588), (778, 107310), (876, 95305), (980, 85191), (1022, 81690), (1095, 76244), (1167, 71540), (1460, 57183), (1470, 56794), (1533, 54460), (1556, 53655), (1945, 42924), (2044, 40845), (2190, 38122), (2334, 35770), (2555, 32676), (2723, 30660), (2940, 28397), (3066, 27230), (3577, 23340), (3890, 21462), (4380, 19061), (4668, 17885), (5110, 16338), (5446, 15330), (5835, 14308), (6132, 13615), (7154, 11670), (7665, 10892), (7780, 10731), (8169, 10220)]