90231228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 108

約数和(自身を含む): 247134888

約数和(自身を除く): 156903660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 76, 106, 114, 131, 159, 171, 212, 228, 262, 318, 342, 361, 393, 477, 524, 636, 684, 722, 786, 954, 1007, 1083, 1179, 1444, 1572, 1908, 2014, 2166, 2358, 2489, 3021, 3249, 4028, 4332, 4716, 4978, 6042, 6498, 6943, 7467, 9063, 9956, 12084, 12996, 13886, 14934, 18126, 19133, 20829, 22401, 27772, 29868, 36252, 38266, 41658, 44802, 47291, 57399, 62487, 76532, 83316, 89604, 94582, 114798, 124974, 131917, 141873, 172197, 189164, 229596, 249948, 263834, 283746, 344394, 395751, 425619, 527668, 567492, 688788, 791502, 851238, 1187253, 1583004, 1702476, 2374506, 2506423, 4749012, 5012846, 7519269, 10025692, 15038538, 22557807, 30077076, 45115614, 90231228]

約数ペア:

[(1, 90231228), (2, 45115614), (3, 30077076), (4, 22557807), (6, 15038538), (9, 10025692), (12, 7519269), (18, 5012846), (19, 4749012), (36, 2506423), (38, 2374506), (53, 1702476), (57, 1583004), (76, 1187253), (106, 851238), (114, 791502), (131, 688788), (159, 567492), (171, 527668), (212, 425619), (228, 395751), (262, 344394), (318, 283746), (342, 263834), (361, 249948), (393, 229596), (477, 189164), (524, 172197), (636, 141873), (684, 131917), (722, 124974), (786, 114798), (954, 94582), (1007, 89604), (1083, 83316), (1179, 76532), (1444, 62487), (1572, 57399), (1908, 47291), (2014, 44802), (2166, 41658), (2358, 38266), (2489, 36252), (3021, 29868), (3249, 27772), (4028, 22401), (4332, 20829), (4716, 19133), (4978, 18126), (6042, 14934), (6498, 13886), (6943, 12996), (7467, 12084), (9063, 9956)]