78703380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 192

約数和(自身を含む): 286433280

約数和(自身を除く): 207729900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 84, 90, 94, 105, 108, 126, 135, 140, 141, 180, 188, 189, 210, 235, 252, 270, 282, 315, 329, 378, 420, 423, 443, 470, 540, 564, 630, 658, 705, 756, 846, 886, 940, 945, 987, 1260, 1269, 1316, 1329, 1410, 1645, 1692, 1772, 1890, 1974, 2115, 2215, 2538, 2658, 2820, 2961, 3101, 3290, 3780, 3948, 3987, 4230, 4430, 4935, 5076, 5316, 5922, 6202, 6345, 6580, 6645, 7974, 8460, 8860, 8883, 9303, 9870, 11844, 11961, 12404, 12690, 13290, 14805, 15505, 15948, 17766, 18606, 19740, 19935, 20821, 23922, 25380, 26580, 27909, 29610, 31010, 35532, 37212, 39870, 41642, 44415, 46515, 47844, 55818, 59220, 59805, 62020, 62463, 79740, 83284, 83727, 88830, 93030, 104105, 111636, 119610, 124926, 139545, 145747, 167454, 177660, 186060, 187389, 208210, 239220, 249852, 279090, 291494, 312315, 334908, 374778, 416420, 418635, 437241, 558180, 562167, 582988, 624630, 728735, 749556, 837270, 874482, 936945, 1124334, 1249260, 1311723, 1457470, 1674540, 1748964, 1873890, 2186205, 2248668, 2623446, 2810835, 2914940, 3747780, 3935169, 4372410, 5246892, 5621670, 6558615, 7870338, 8744820, 11243340, 13117230, 15740676, 19675845, 26234460, 39351690, 78703380]

約数ペア:

[(1, 78703380), (2, 39351690), (3, 26234460), (4, 19675845), (5, 15740676), (6, 13117230), (7, 11243340), (9, 8744820), (10, 7870338), (12, 6558615), (14, 5621670), (15, 5246892), (18, 4372410), (20, 3935169), (21, 3747780), (27, 2914940), (28, 2810835), (30, 2623446), (35, 2248668), (36, 2186205), (42, 1873890), (45, 1748964), (47, 1674540), (54, 1457470), (60, 1311723), (63, 1249260), (70, 1124334), (84, 936945), (90, 874482), (94, 837270), (105, 749556), (108, 728735), (126, 624630), (135, 582988), (140, 562167), (141, 558180), (180, 437241), (188, 418635), (189, 416420), (210, 374778), (235, 334908), (252, 312315), (270, 291494), (282, 279090), (315, 249852), (329, 239220), (378, 208210), (420, 187389), (423, 186060), (443, 177660), (470, 167454), (540, 145747), (564, 139545), (630, 124926), (658, 119610), (705, 111636), (756, 104105), (846, 93030), (886, 88830), (940, 83727), (945, 83284), (987, 79740), (1260, 62463), (1269, 62020), (1316, 59805), (1329, 59220), (1410, 55818), (1645, 47844), (1692, 46515), (1772, 44415), (1890, 41642), (1974, 39870), (2115, 37212), (2215, 35532), (2538, 31010), (2658, 29610), (2820, 27909), (2961, 26580), (3101, 25380), (3290, 23922), (3780, 20821), (3948, 19935), (3987, 19740), (4230, 18606), (4430, 17766), (4935, 15948), (5076, 15505), (5316, 14805), (5922, 13290), (6202, 12690), (6345, 12404), (6580, 11961), (6645, 11844), (7974, 9870), (8460, 9303), (8860, 8883)]