279508710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 759951360

約数和(自身を除く): 480442650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 61, 62, 65, 78, 93, 122, 130, 155, 183, 186, 195, 305, 310, 366, 379, 390, 403, 465, 610, 758, 793, 806, 915, 930, 1137, 1209, 1586, 1830, 1891, 1895, 2015, 2274, 2379, 2418, 3782, 3790, 3965, 4030, 4758, 4927, 5673, 5685, 6045, 7930, 9455, 9854, 11346, 11370, 11749, 11895, 12090, 14781, 18910, 23119, 23498, 23790, 24583, 24635, 28365, 29562, 35247, 46238, 49166, 49270, 56730, 58745, 69357, 70494, 73749, 73905, 115595, 117490, 122915, 138714, 147498, 147810, 152737, 176235, 231190, 245830, 300547, 305474, 346785, 352470, 368745, 458211, 601094, 693570, 716689, 737490, 763685, 901641, 916422, 1433378, 1502735, 1527370, 1803282, 2150067, 2291055, 3005470, 3583445, 4300134, 4508205, 4582110, 7166890, 9016410, 9316957, 10750335, 18633914, 21500670, 27950871, 46584785, 55901742, 93169570, 139754355, 279508710]

約数ペア:

[(1, 279508710), (2, 139754355), (3, 93169570), (5, 55901742), (6, 46584785), (10, 27950871), (13, 21500670), (15, 18633914), (26, 10750335), (30, 9316957), (31, 9016410), (39, 7166890), (61, 4582110), (62, 4508205), (65, 4300134), (78, 3583445), (93, 3005470), (122, 2291055), (130, 2150067), (155, 1803282), (183, 1527370), (186, 1502735), (195, 1433378), (305, 916422), (310, 901641), (366, 763685), (379, 737490), (390, 716689), (403, 693570), (465, 601094), (610, 458211), (758, 368745), (793, 352470), (806, 346785), (915, 305474), (930, 300547), (1137, 245830), (1209, 231190), (1586, 176235), (1830, 152737), (1891, 147810), (1895, 147498), (2015, 138714), (2274, 122915), (2379, 117490), (2418, 115595), (3782, 73905), (3790, 73749), (3965, 70494), (4030, 69357), (4758, 58745), (4927, 56730), (5673, 49270), (5685, 49166), (6045, 46238), (7930, 35247), (9455, 29562), (9854, 28365), (11346, 24635), (11370, 24583), (11749, 23790), (11895, 23498), (12090, 23119), (14781, 18910)]