78903018

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 200931840

約数和(自身を除く): 122028822

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 37, 46, 51, 54, 69, 74, 101, 102, 111, 138, 153, 202, 207, 222, 303, 306, 333, 391, 414, 459, 606, 621, 629, 666, 782, 851, 909, 918, 999, 1173, 1242, 1258, 1702, 1717, 1818, 1887, 1998, 2323, 2346, 2553, 2727, 3434, 3519, 3737, 3774, 4646, 5106, 5151, 5454, 5661, 6969, 7038, 7474, 7659, 10302, 10557, 11211, 11322, 13938, 14467, 15318, 15453, 16983, 20907, 21114, 22422, 22977, 28934, 30906, 33633, 33966, 39491, 41814, 43401, 45954, 46359, 62721, 63529, 67266, 78982, 85951, 86802, 92718, 100899, 118473, 125442, 127058, 130203, 171902, 190587, 201798, 236946, 257853, 260406, 355419, 381174, 390609, 515706, 571761, 710838, 773559, 781218, 1066257, 1143522, 1461167, 1547118, 1715283, 2132514, 2320677, 2922334, 3430566, 4383501, 4641354, 8767002, 13150503, 26301006, 39451509, 78903018]

約数ペア:

[(1, 78903018), (2, 39451509), (3, 26301006), (6, 13150503), (9, 8767002), (17, 4641354), (18, 4383501), (23, 3430566), (27, 2922334), (34, 2320677), (37, 2132514), (46, 1715283), (51, 1547118), (54, 1461167), (69, 1143522), (74, 1066257), (101, 781218), (102, 773559), (111, 710838), (138, 571761), (153, 515706), (202, 390609), (207, 381174), (222, 355419), (303, 260406), (306, 257853), (333, 236946), (391, 201798), (414, 190587), (459, 171902), (606, 130203), (621, 127058), (629, 125442), (666, 118473), (782, 100899), (851, 92718), (909, 86802), (918, 85951), (999, 78982), (1173, 67266), (1242, 63529), (1258, 62721), (1702, 46359), (1717, 45954), (1818, 43401), (1887, 41814), (1998, 39491), (2323, 33966), (2346, 33633), (2553, 30906), (2727, 28934), (3434, 22977), (3519, 22422), (3737, 21114), (3774, 20907), (4646, 16983), (5106, 15453), (5151, 15318), (5454, 14467), (5661, 13938), (6969, 11322), (7038, 11211), (7474, 10557), (7659, 10302)]