178039728

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 160

約数和(自身を含む): 545600000

約数和(自身を除く): 367560272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 109, 114, 144, 152, 171, 199, 216, 218, 228, 304, 327, 342, 398, 432, 436, 456, 513, 597, 654, 684, 796, 872, 912, 981, 1026, 1194, 1308, 1368, 1592, 1744, 1791, 1962, 2052, 2071, 2388, 2616, 2736, 2943, 3184, 3582, 3781, 3924, 4104, 4142, 4776, 5232, 5373, 5886, 6213, 7164, 7562, 7848, 8208, 8284, 9552, 10746, 11343, 11772, 12426, 14328, 15124, 15696, 16568, 18639, 21492, 21691, 22686, 23544, 24852, 28656, 30248, 33136, 34029, 37278, 42984, 43382, 45372, 47088, 49704, 55917, 60496, 65073, 68058, 74556, 85968, 86764, 90744, 99408, 102087, 111834, 130146, 136116, 149112, 173528, 181488, 195219, 204174, 223668, 260292, 272232, 298224, 347056, 390438, 408348, 412129, 447336, 520584, 544464, 585657, 780876, 816696, 824258, 894672, 1041168, 1171314, 1236387, 1561752, 1633392, 1648516, 2342628, 2472774, 3123504, 3297032, 3709161, 4685256, 4945548, 6594064, 7418322, 9370512, 9891096, 11127483, 14836644, 19782192, 22254966, 29673288, 44509932, 59346576, 89019864, 178039728]

約数ペア:

[(1, 178039728), (2, 89019864), (3, 59346576), (4, 44509932), (6, 29673288), (8, 22254966), (9, 19782192), (12, 14836644), (16, 11127483), (18, 9891096), (19, 9370512), (24, 7418322), (27, 6594064), (36, 4945548), (38, 4685256), (48, 3709161), (54, 3297032), (57, 3123504), (72, 2472774), (76, 2342628), (108, 1648516), (109, 1633392), (114, 1561752), (144, 1236387), (152, 1171314), (171, 1041168), (199, 894672), (216, 824258), (218, 816696), (228, 780876), (304, 585657), (327, 544464), (342, 520584), (398, 447336), (432, 412129), (436, 408348), (456, 390438), (513, 347056), (597, 298224), (654, 272232), (684, 260292), (796, 223668), (872, 204174), (912, 195219), (981, 181488), (1026, 173528), (1194, 149112), (1308, 136116), (1368, 130146), (1592, 111834), (1744, 102087), (1791, 99408), (1962, 90744), (2052, 86764), (2071, 85968), (2388, 74556), (2616, 68058), (2736, 65073), (2943, 60496), (3184, 55917), (3582, 49704), (3781, 47088), (3924, 45372), (4104, 43382), (4142, 42984), (4776, 37278), (5232, 34029), (5373, 33136), (5886, 30248), (6213, 28656), (7164, 24852), (7562, 23544), (7848, 22686), (8208, 21691), (8284, 21492), (9552, 18639), (10746, 16568), (11343, 15696), (11772, 15124), (12426, 14328)]