1304940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 4515840

約数和(自身を除く): 3210900

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, 239, 260, 273, 364, 390, 420, 455, 478, 546, 717, 780, 910, 956, 1092, 1195, 1365, 1434, 1673, 1820, 2390, 2730, 2868, 3107, 3346, 3585, 4780, 5019, 5460, 6214, 6692, 7170, 8365, 9321, 10038, 12428, 14340, 15535, 16730, 18642, 20076, 21749, 25095, 31070, 33460, 37284, 43498, 46605, 50190, 62140, 65247, 86996, 93210, 100380, 108745, 130494, 186420, 217490, 260988, 326235, 434980, 652470, 1304940]

約数ペア:

[(1, 1304940), (2, 652470), (3, 434980), (4, 326235), (5, 260988), (6, 217490), (7, 186420), (10, 130494), (12, 108745), (13, 100380), (14, 93210), (15, 86996), (20, 65247), (21, 62140), (26, 50190), (28, 46605), (30, 43498), (35, 37284), (39, 33460), (42, 31070), (52, 25095), (60, 21749), (65, 20076), (70, 18642), (78, 16730), (84, 15535), (91, 14340), (105, 12428), (130, 10038), (140, 9321), (156, 8365), (182, 7170), (195, 6692), (210, 6214), (239, 5460), (260, 5019), (273, 4780), (364, 3585), (390, 3346), (420, 3107), (455, 2868), (478, 2730), (546, 2390), (717, 1820), (780, 1673), (910, 1434), (956, 1365), (1092, 1195)]