217882470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 585252864

約数和(自身を除く): 367370394

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 83, 106, 127, 130, 159, 166, 195, 249, 254, 265, 318, 381, 390, 415, 498, 530, 635, 689, 762, 795, 830, 1079, 1245, 1270, 1378, 1590, 1651, 1905, 2067, 2158, 2490, 3237, 3302, 3445, 3810, 4134, 4399, 4953, 5395, 6474, 6731, 6890, 8255, 8798, 9906, 10335, 10541, 10790, 13197, 13462, 16185, 16510, 20193, 20670, 21082, 21995, 24765, 26394, 31623, 32370, 33655, 40386, 43990, 49530, 52705, 57187, 63246, 65985, 67310, 87503, 100965, 105410, 114374, 131970, 137033, 158115, 171561, 175006, 201930, 262509, 274066, 285935, 316230, 343122, 411099, 437515, 525018, 558673, 571870, 685165, 822198, 857805, 875030, 1117346, 1312545, 1370330, 1676019, 1715610, 2055495, 2625090, 2793365, 3352038, 4110990, 5586730, 7262749, 8380095, 14525498, 16760190, 21788247, 36313745, 43576494, 72627490, 108941235, 217882470]

約数ペア:

[(1, 217882470), (2, 108941235), (3, 72627490), (5, 43576494), (6, 36313745), (10, 21788247), (13, 16760190), (15, 14525498), (26, 8380095), (30, 7262749), (39, 5586730), (53, 4110990), (65, 3352038), (78, 2793365), (83, 2625090), (106, 2055495), (127, 1715610), (130, 1676019), (159, 1370330), (166, 1312545), (195, 1117346), (249, 875030), (254, 857805), (265, 822198), (318, 685165), (381, 571870), (390, 558673), (415, 525018), (498, 437515), (530, 411099), (635, 343122), (689, 316230), (762, 285935), (795, 274066), (830, 262509), (1079, 201930), (1245, 175006), (1270, 171561), (1378, 158115), (1590, 137033), (1651, 131970), (1905, 114374), (2067, 105410), (2158, 100965), (2490, 87503), (3237, 67310), (3302, 65985), (3445, 63246), (3810, 57187), (4134, 52705), (4399, 49530), (4953, 43990), (5395, 40386), (6474, 33655), (6731, 32370), (6890, 31623), (8255, 26394), (8798, 24765), (9906, 21995), (10335, 21082), (10541, 20670), (10790, 20193), (13197, 16510), (13462, 16185)]