777788970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 2180874240

約数和(自身を除く): 1403085270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 173, 210, 237, 271, 346, 395, 474, 519, 542, 553, 790, 813, 865, 1038, 1106, 1185, 1211, 1355, 1626, 1659, 1730, 1897, 2370, 2422, 2595, 2710, 2765, 3318, 3633, 3794, 4065, 5190, 5530, 5691, 6055, 7266, 8130, 8295, 9485, 11382, 12110, 13667, 16590, 18165, 18970, 21409, 27334, 28455, 36330, 41001, 42818, 46883, 56910, 64227, 68335, 82002, 93766, 95669, 107045, 128454, 136670, 140649, 149863, 191338, 205005, 214090, 234415, 281298, 287007, 299726, 321135, 328181, 410010, 449589, 468830, 478345, 574014, 642270, 656362, 703245, 749315, 899178, 956690, 984543, 1406490, 1435035, 1498630, 1640905, 1969086, 2247945, 2870070, 3281810, 3703757, 4495890, 4922715, 7407514, 9845430, 11111271, 18518785, 22222542, 25926299, 37037570, 51852598, 55556355, 77778897, 111112710, 129631495, 155557794, 259262990, 388894485, 777788970]

約数ペア:

[(1, 777788970), (2, 388894485), (3, 259262990), (5, 155557794), (6, 129631495), (7, 111112710), (10, 77778897), (14, 55556355), (15, 51852598), (21, 37037570), (30, 25926299), (35, 22222542), (42, 18518785), (70, 11111271), (79, 9845430), (105, 7407514), (158, 4922715), (173, 4495890), (210, 3703757), (237, 3281810), (271, 2870070), (346, 2247945), (395, 1969086), (474, 1640905), (519, 1498630), (542, 1435035), (553, 1406490), (790, 984543), (813, 956690), (865, 899178), (1038, 749315), (1106, 703245), (1185, 656362), (1211, 642270), (1355, 574014), (1626, 478345), (1659, 468830), (1730, 449589), (1897, 410010), (2370, 328181), (2422, 321135), (2595, 299726), (2710, 287007), (2765, 281298), (3318, 234415), (3633, 214090), (3794, 205005), (4065, 191338), (5190, 149863), (5530, 140649), (5691, 136670), (6055, 128454), (7266, 107045), (8130, 95669), (8295, 93766), (9485, 82002), (11382, 68335), (12110, 64227), (13667, 56910), (16590, 46883), (18165, 42818), (18970, 41001), (21409, 36330), (27334, 28455)]