31491354870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{22541}}^1$

素因数の和:22635

約数の個数: 144

約数和(自身を含む): 88427216592

約数和(自身を除く): 56935861722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 86, 90, 95, 114, 129, 171, 190, 215, 258, 285, 342, 361, 387, 430, 570, 645, 722, 774, 817, 855, 1083, 1290, 1634, 1710, 1805, 1935, 2166, 2451, 3249, 3610, 3870, 4085, 4902, 5415, 6498, 7353, 8170, 10830, 12255, 14706, 15523, 16245, 22541, 24510, 31046, 32490, 36765, 45082, 46569, 67623, 73530, 77615, 93138, 112705, 135246, 139707, 155230, 202869, 225410, 232845, 279414, 338115, 405738, 428279, 465690, 676230, 698535, 856558, 969263, 1014345, 1284837, 1397070, 1938526, 2028690, 2141395, 2569674, 2907789, 3854511, 4282790, 4846315, 5815578, 6424185, 7709022, 8137301, 8723367, 9692630, 12848370, 14538945, 16274602, 17446734, 18415997, 19272555, 24411903, 29077890, 36831994, 38545110, 40686505, 43616835, 48823806, 55247991, 73235709, 81373010, 87233670, 92079985, 110495982, 122059515, 146471418, 165743973, 184159970, 244119030, 276239955, 331487946, 349903943, 366178545, 552479910, 699807886, 732357090, 828719865, 1049711829, 1657439730, 1749519715, 2099423658, 3149135487, 3499039430, 5248559145, 6298270974, 10497118290, 15745677435, 31491354870]

約数ペア:

[(1, 31491354870), (2, 15745677435), (3, 10497118290), (5, 6298270974), (6, 5248559145), (9, 3499039430), (10, 3149135487), (15, 2099423658), (18, 1749519715), (19, 1657439730), (30, 1049711829), (38, 828719865), (43, 732357090), (45, 699807886), (57, 552479910), (86, 366178545), (90, 349903943), (95, 331487946), (114, 276239955), (129, 244119030), (171, 184159970), (190, 165743973), (215, 146471418), (258, 122059515), (285, 110495982), (342, 92079985), (361, 87233670), (387, 81373010), (430, 73235709), (570, 55247991), (645, 48823806), (722, 43616835), (774, 40686505), (817, 38545110), (855, 36831994), (1083, 29077890), (1290, 24411903), (1634, 19272555), (1710, 18415997), (1805, 17446734), (1935, 16274602), (2166, 14538945), (2451, 12848370), (3249, 9692630), (3610, 8723367), (3870, 8137301), (4085, 7709022), (4902, 6424185), (5415, 5815578), (6498, 4846315), (7353, 4282790), (8170, 3854511), (10830, 2907789), (12255, 2569674), (14706, 2141395), (15523, 2028690), (16245, 1938526), (22541, 1397070), (24510, 1284837), (31046, 1014345), (32490, 969263), (36765, 856558), (45082, 698535), (46569, 676230), (67623, 465690), (73530, 428279), (77615, 405738), (93138, 338115), (112705, 279414), (135246, 232845), (139707, 225410), (155230, 202869)]