306812760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2539}}^1$

素因数の和:2625

約数の個数: 128

約数和(自身を含む): 987552000

約数和(自身を除く): 680739240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 380, 424, 456, 530, 570, 636, 760, 795, 1007, 1060, 1140, 1272, 1590, 2014, 2120, 2280, 2539, 3021, 3180, 4028, 5035, 5078, 6042, 6360, 7617, 8056, 10070, 10156, 12084, 12695, 15105, 15234, 20140, 20312, 24168, 25390, 30210, 30468, 38085, 40280, 48241, 50780, 60420, 60936, 76170, 96482, 101560, 120840, 134567, 144723, 152340, 192964, 241205, 269134, 289446, 304680, 385928, 403701, 482410, 538268, 578892, 672835, 723615, 807402, 964820, 1076536, 1157784, 1345670, 1447230, 1614804, 1929640, 2018505, 2556773, 2691340, 2894460, 3229608, 4037010, 5113546, 5382680, 5788920, 7670319, 8074020, 10227092, 12783865, 15340638, 16148040, 20454184, 25567730, 30681276, 38351595, 51135460, 61362552, 76703190, 102270920, 153406380, 306812760]

約数ペア:

[(1, 306812760), (2, 153406380), (3, 102270920), (4, 76703190), (5, 61362552), (6, 51135460), (8, 38351595), (10, 30681276), (12, 25567730), (15, 20454184), (19, 16148040), (20, 15340638), (24, 12783865), (30, 10227092), (38, 8074020), (40, 7670319), (53, 5788920), (57, 5382680), (60, 5113546), (76, 4037010), (95, 3229608), (106, 2894460), (114, 2691340), (120, 2556773), (152, 2018505), (159, 1929640), (190, 1614804), (212, 1447230), (228, 1345670), (265, 1157784), (285, 1076536), (318, 964820), (380, 807402), (424, 723615), (456, 672835), (530, 578892), (570, 538268), (636, 482410), (760, 403701), (795, 385928), (1007, 304680), (1060, 289446), (1140, 269134), (1272, 241205), (1590, 192964), (2014, 152340), (2120, 144723), (2280, 134567), (2539, 120840), (3021, 101560), (3180, 96482), (4028, 76170), (5035, 60936), (5078, 60420), (6042, 50780), (6360, 48241), (7617, 40280), (8056, 38085), (10070, 30468), (10156, 30210), (12084, 25390), (12695, 24168), (15105, 20312), (15234, 20140)]