72018828

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 224716800

約数和(自身を除く): 152697972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 372, 378, 434, 439, 441, 558, 588, 651, 756, 837, 868, 878, 882, 1116, 1302, 1317, 1323, 1519, 1674, 1756, 1764, 1953, 2604, 2634, 2646, 3038, 3073, 3348, 3906, 3951, 4557, 5268, 5292, 5859, 6076, 6146, 7812, 7902, 9114, 9219, 11718, 11853, 12292, 13609, 13671, 15804, 18228, 18438, 21511, 23436, 23706, 27218, 27342, 27657, 36876, 40827, 41013, 43022, 47412, 54436, 54684, 55314, 64533, 81654, 82026, 82971, 86044, 95263, 110628, 122481, 129066, 163308, 164052, 165942, 190526, 193599, 244962, 258132, 285789, 331884, 367443, 381052, 387198, 489924, 571578, 580797, 666841, 734886, 774396, 857367, 1143156, 1161594, 1333682, 1469772, 1714734, 2000523, 2323188, 2572101, 2667364, 3429468, 4001046, 5144202, 6001569, 8002092, 10288404, 12003138, 18004707, 24006276, 36009414, 72018828]

約数ペア:

[(1, 72018828), (2, 36009414), (3, 24006276), (4, 18004707), (6, 12003138), (7, 10288404), (9, 8002092), (12, 6001569), (14, 5144202), (18, 4001046), (21, 3429468), (27, 2667364), (28, 2572101), (31, 2323188), (36, 2000523), (42, 1714734), (49, 1469772), (54, 1333682), (62, 1161594), (63, 1143156), (84, 857367), (93, 774396), (98, 734886), (108, 666841), (124, 580797), (126, 571578), (147, 489924), (186, 387198), (189, 381052), (196, 367443), (217, 331884), (252, 285789), (279, 258132), (294, 244962), (372, 193599), (378, 190526), (434, 165942), (439, 164052), (441, 163308), (558, 129066), (588, 122481), (651, 110628), (756, 95263), (837, 86044), (868, 82971), (878, 82026), (882, 81654), (1116, 64533), (1302, 55314), (1317, 54684), (1323, 54436), (1519, 47412), (1674, 43022), (1756, 41013), (1764, 40827), (1953, 36876), (2604, 27657), (2634, 27342), (2646, 27218), (3038, 23706), (3073, 23436), (3348, 21511), (3906, 18438), (3951, 18228), (4557, 15804), (5268, 13671), (5292, 13609), (5859, 12292), (6076, 11853), (6146, 11718), (7812, 9219), (7902, 9114)]