156931470440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1\times {\mathrm{3061}}^1$

素因数の和:3883

約数の個数: 128

約数和(自身を含む): 370749899520

約数和(自身を除く): 213818429080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 727, 820, 860, 1454, 1640, 1720, 1763, 2908, 3061, 3526, 3635, 5816, 6122, 7052, 7270, 8815, 12244, 14104, 14540, 15305, 17630, 24488, 29080, 29807, 30610, 31261, 35260, 59614, 61220, 62522, 70520, 119228, 122440, 125044, 125501, 131623, 149035, 156305, 238456, 250088, 251002, 263246, 298070, 312610, 502004, 526492, 596140, 625220, 627505, 658115, 1004008, 1052984, 1192280, 1250440, 1255010, 1281701, 1316230, 2225347, 2510020, 2563402, 2632460, 4450694, 5020040, 5126804, 5264920, 5396543, 6408505, 8901388, 10253608, 10793086, 11126735, 12817010, 17802776, 21586172, 22253470, 25634020, 26982715, 43172344, 44506940, 51268040, 53965430, 89013880, 91239227, 95689921, 107930860, 182478454, 191379842, 215861720, 364956908, 382759684, 456196135, 478449605, 729913816, 765519368, 912392270, 956899210, 1824784540, 1913798420, 3649569080, 3827596840, 3923286761, 7846573522, 15693147044, 19616433805, 31386294088, 39232867610, 78465735220, 156931470440]

約数ペア:

[(1, 156931470440), (2, 78465735220), (4, 39232867610), (5, 31386294088), (8, 19616433805), (10, 15693147044), (20, 7846573522), (40, 3923286761), (41, 3827596840), (43, 3649569080), (82, 1913798420), (86, 1824784540), (164, 956899210), (172, 912392270), (205, 765519368), (215, 729913816), (328, 478449605), (344, 456196135), (410, 382759684), (430, 364956908), (727, 215861720), (820, 191379842), (860, 182478454), (1454, 107930860), (1640, 95689921), (1720, 91239227), (1763, 89013880), (2908, 53965430), (3061, 51268040), (3526, 44506940), (3635, 43172344), (5816, 26982715), (6122, 25634020), (7052, 22253470), (7270, 21586172), (8815, 17802776), (12244, 12817010), (14104, 11126735), (14540, 10793086), (15305, 10253608), (17630, 8901388), (24488, 6408505), (29080, 5396543), (29807, 5264920), (30610, 5126804), (31261, 5020040), (35260, 4450694), (59614, 2632460), (61220, 2563402), (62522, 2510020), (70520, 2225347), (119228, 1316230), (122440, 1281701), (125044, 1255010), (125501, 1250440), (131623, 1192280), (149035, 1052984), (156305, 1004008), (238456, 658115), (250088, 627505), (251002, 625220), (263246, 596140), (298070, 526492), (312610, 502004)]