15950220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^3$

素因数の和:73

約数の個数: 144

約数和(自身を含む): 53178720

約数和(自身を除く): 37228500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 121, 130, 132, 143, 156, 165, 169, 195, 220, 242, 260, 286, 330, 338, 363, 390, 429, 484, 507, 572, 605, 660, 676, 715, 726, 780, 845, 858, 1014, 1210, 1430, 1452, 1573, 1690, 1716, 1815, 1859, 2028, 2145, 2197, 2420, 2535, 2860, 3146, 3380, 3630, 3718, 4290, 4394, 4719, 5070, 5577, 6292, 6591, 7260, 7436, 7865, 8580, 8788, 9295, 9438, 10140, 10985, 11154, 13182, 15730, 18590, 18876, 20449, 21970, 22308, 23595, 24167, 26364, 27885, 31460, 32955, 37180, 40898, 43940, 47190, 48334, 55770, 61347, 65910, 72501, 81796, 94380, 96668, 102245, 111540, 120835, 122694, 131820, 145002, 204490, 241670, 245388, 265837, 290004, 306735, 362505, 408980, 483340, 531674, 613470, 725010, 797511, 1063348, 1226940, 1329185, 1450020, 1595022, 2658370, 3190044, 3987555, 5316740, 7975110, 15950220]

約数ペア:

[(1, 15950220), (2, 7975110), (3, 5316740), (4, 3987555), (5, 3190044), (6, 2658370), (10, 1595022), (11, 1450020), (12, 1329185), (13, 1226940), (15, 1063348), (20, 797511), (22, 725010), (26, 613470), (30, 531674), (33, 483340), (39, 408980), (44, 362505), (52, 306735), (55, 290004), (60, 265837), (65, 245388), (66, 241670), (78, 204490), (110, 145002), (121, 131820), (130, 122694), (132, 120835), (143, 111540), (156, 102245), (165, 96668), (169, 94380), (195, 81796), (220, 72501), (242, 65910), (260, 61347), (286, 55770), (330, 48334), (338, 47190), (363, 43940), (390, 40898), (429, 37180), (484, 32955), (507, 31460), (572, 27885), (605, 26364), (660, 24167), (676, 23595), (715, 22308), (726, 21970), (780, 20449), (845, 18876), (858, 18590), (1014, 15730), (1210, 13182), (1430, 11154), (1452, 10985), (1573, 10140), (1690, 9438), (1716, 9295), (1815, 8788), (1859, 8580), (2028, 7865), (2145, 7436), (2197, 7260), (2420, 6591), (2535, 6292), (2860, 5577), (3146, 5070), (3380, 4719), (3630, 4394), (3718, 4290)]