278880456972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{230047}}^1$

素因数の和:230495

約数の個数: 96

約数和(自身を含む): 739466291200

約数和(自身を除く): 460585834228

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 409, 494, 741, 818, 988, 1227, 1482, 1636, 2454, 2964, 4908, 5317, 7771, 10634, 15542, 15951, 21268, 23313, 31084, 31902, 46626, 63804, 93252, 101023, 202046, 230047, 303069, 404092, 460094, 606138, 690141, 920188, 1212276, 1380282, 2760564, 2990611, 4370893, 5981222, 8741786, 8971833, 11962444, 13112679, 17483572, 17943666, 26225358, 35887332, 52450716, 56821609, 94089223, 113643218, 170464827, 188178446, 227286436, 282267669, 340929654, 376356892, 564535338, 681859308, 1129070676, 1223159899, 1787695237, 2446319798, 3575390474, 3669479697, 4892639596, 5363085711, 7150780948, 7338959394, 10726171422, 14677918788, 21452342844, 23240038081, 46480076162, 69720114243, 92960152324, 139440228486, 278880456972]

約数ペア:

[(1, 278880456972), (2, 139440228486), (3, 92960152324), (4, 69720114243), (6, 46480076162), (12, 23240038081), (13, 21452342844), (19, 14677918788), (26, 10726171422), (38, 7338959394), (39, 7150780948), (52, 5363085711), (57, 4892639596), (76, 3669479697), (78, 3575390474), (114, 2446319798), (156, 1787695237), (228, 1223159899), (247, 1129070676), (409, 681859308), (494, 564535338), (741, 376356892), (818, 340929654), (988, 282267669), (1227, 227286436), (1482, 188178446), (1636, 170464827), (2454, 113643218), (2964, 94089223), (4908, 56821609), (5317, 52450716), (7771, 35887332), (10634, 26225358), (15542, 17943666), (15951, 17483572), (21268, 13112679), (23313, 11962444), (31084, 8971833), (31902, 8741786), (46626, 5981222), (63804, 4370893), (93252, 2990611), (101023, 2760564), (202046, 1380282), (230047, 1212276), (303069, 920188), (404092, 690141), (460094, 606138)]