49949640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 175998420

約数和(自身を除く): 126048780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 821, 845, 936, 1014, 1170, 1352, 1521, 1560, 1642, 1690, 2028, 2340, 2463, 2535, 3042, 3284, 3380, 4056, 4105, 4680, 4926, 5070, 6084, 6568, 6760, 7389, 7605, 8210, 9852, 10140, 10673, 12168, 12315, 14778, 15210, 16420, 19704, 20280, 21346, 24630, 29556, 30420, 32019, 32840, 36945, 42692, 49260, 53365, 59112, 60840, 64038, 73890, 85384, 96057, 98520, 106730, 128076, 138749, 147780, 160095, 192114, 213460, 256152, 277498, 295560, 320190, 384228, 416247, 426920, 480285, 554996, 640380, 693745, 768456, 832494, 960570, 1109992, 1248741, 1280760, 1387490, 1664988, 1921140, 2081235, 2497482, 2774980, 3329976, 3842280, 4162470, 4994964, 5549960, 6243705, 8324940, 9989928, 12487410, 16649880, 24974820, 49949640]

約数ペア:

[(1, 49949640), (2, 24974820), (3, 16649880), (4, 12487410), (5, 9989928), (6, 8324940), (8, 6243705), (9, 5549960), (10, 4994964), (12, 4162470), (13, 3842280), (15, 3329976), (18, 2774980), (20, 2497482), (24, 2081235), (26, 1921140), (30, 1664988), (36, 1387490), (39, 1280760), (40, 1248741), (45, 1109992), (52, 960570), (60, 832494), (65, 768456), (72, 693745), (78, 640380), (90, 554996), (104, 480285), (117, 426920), (120, 416247), (130, 384228), (156, 320190), (169, 295560), (180, 277498), (195, 256152), (234, 213460), (260, 192114), (312, 160095), (338, 147780), (360, 138749), (390, 128076), (468, 106730), (507, 98520), (520, 96057), (585, 85384), (676, 73890), (780, 64038), (821, 60840), (845, 59112), (936, 53365), (1014, 49260), (1170, 42692), (1352, 36945), (1521, 32840), (1560, 32019), (1642, 30420), (1690, 29556), (2028, 24630), (2340, 21346), (2463, 20280), (2535, 19704), (3042, 16420), (3284, 15210), (3380, 14778), (4056, 12315), (4105, 12168), (4680, 10673), (4926, 10140), (5070, 9852), (6084, 8210), (6568, 7605), (6760, 7389)]