21981567240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{433049}}^1$

素因数の和:433116

約数の個数: 128

約数和(自身を含む): 74831040000

約数和(自身を除く): 52849472760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 705, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2538, 2820, 3384, 4230, 5076, 5640, 6345, 8460, 10152, 12690, 16920, 25380, 50760, 433049, 866098, 1299147, 1732196, 2165245, 2598294, 3464392, 3897441, 4330490, 5196588, 6495735, 7794882, 8660980, 10393176, 11692323, 12991470, 15589764, 17321960, 19487205, 20353303, 23384646, 25982940, 31179528, 38974410, 40706606, 46769292, 51965880, 58461615, 61059909, 77948820, 81413212, 93538584, 101766515, 116923230, 122119818, 155897640, 162826424, 183179727, 203533030, 233846460, 244239636, 305299545, 366359454, 407066060, 467692920, 488479272, 549539181, 610599090, 732718908, 814132120, 915898635, 1099078362, 1221198180, 1465437816, 1831797270, 2198156724, 2442396360, 2747695905, 3663594540, 4396313448, 5495391810, 7327189080, 10990783620, 21981567240]

約数ペア:

[(1, 21981567240), (2, 10990783620), (3, 7327189080), (4, 5495391810), (5, 4396313448), (6, 3663594540), (8, 2747695905), (9, 2442396360), (10, 2198156724), (12, 1831797270), (15, 1465437816), (18, 1221198180), (20, 1099078362), (24, 915898635), (27, 814132120), (30, 732718908), (36, 610599090), (40, 549539181), (45, 488479272), (47, 467692920), (54, 407066060), (60, 366359454), (72, 305299545), (90, 244239636), (94, 233846460), (108, 203533030), (120, 183179727), (135, 162826424), (141, 155897640), (180, 122119818), (188, 116923230), (216, 101766515), (235, 93538584), (270, 81413212), (282, 77948820), (360, 61059909), (376, 58461615), (423, 51965880), (470, 46769292), (540, 40706606), (564, 38974410), (705, 31179528), (846, 25982940), (940, 23384646), (1080, 20353303), (1128, 19487205), (1269, 17321960), (1410, 15589764), (1692, 12991470), (1880, 11692323), (2115, 10393176), (2538, 8660980), (2820, 7794882), (3384, 6495735), (4230, 5196588), (5076, 4330490), (5640, 3897441), (6345, 3464392), (8460, 2598294), (10152, 2165245), (12690, 1732196), (16920, 1299147), (25380, 866098), (50760, 433049)]