329872984

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 784281600

約数和(自身を除く): 454408616

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 73, 76, 124, 133, 137, 146, 152, 217, 248, 266, 274, 292, 434, 511, 532, 548, 584, 589, 868, 959, 1022, 1064, 1096, 1178, 1387, 1736, 1918, 2044, 2263, 2356, 2603, 2774, 3836, 4088, 4123, 4247, 4526, 4712, 5206, 5548, 7672, 8246, 8494, 9052, 9709, 10001, 10412, 11096, 15841, 16492, 16988, 18104, 18221, 19418, 20002, 20824, 29729, 31682, 32984, 33976, 36442, 38836, 40004, 42997, 59458, 63364, 70007, 72884, 77672, 80008, 80693, 85994, 118916, 126728, 140014, 145768, 161386, 171988, 190019, 237832, 280028, 300979, 310031, 322772, 343976, 380038, 560056, 564851, 601958, 620062, 645544, 760076, 1129702, 1203916, 1240124, 1330133, 1520152, 2170217, 2259404, 2407832, 2480248, 2660266, 4340434, 4518808, 5320532, 5890589, 8680868, 10641064, 11781178, 17361736, 23562356, 41234123, 47124712, 82468246, 164936492, 329872984]

約数ペア:

[(1, 329872984), (2, 164936492), (4, 82468246), (7, 47124712), (8, 41234123), (14, 23562356), (19, 17361736), (28, 11781178), (31, 10641064), (38, 8680868), (56, 5890589), (62, 5320532), (73, 4518808), (76, 4340434), (124, 2660266), (133, 2480248), (137, 2407832), (146, 2259404), (152, 2170217), (217, 1520152), (248, 1330133), (266, 1240124), (274, 1203916), (292, 1129702), (434, 760076), (511, 645544), (532, 620062), (548, 601958), (584, 564851), (589, 560056), (868, 380038), (959, 343976), (1022, 322772), (1064, 310031), (1096, 300979), (1178, 280028), (1387, 237832), (1736, 190019), (1918, 171988), (2044, 161386), (2263, 145768), (2356, 140014), (2603, 126728), (2774, 118916), (3836, 85994), (4088, 80693), (4123, 80008), (4247, 77672), (4526, 72884), (4712, 70007), (5206, 63364), (5548, 59458), (7672, 42997), (8246, 40004), (8494, 38836), (9052, 36442), (9709, 33976), (10001, 32984), (10412, 31682), (11096, 29729), (15841, 20824), (16492, 20002), (16988, 19418), (18104, 18221)]