123681870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 359009280

約数和(自身を除く): 235327410

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 167, 195, 211, 234, 270, 334, 351, 390, 422, 501, 585, 633, 702, 835, 1002, 1055, 1170, 1266, 1503, 1670, 1755, 1899, 2110, 2171, 2505, 2743, 3006, 3165, 3510, 3798, 4342, 4509, 5010, 5486, 5697, 6330, 6513, 7515, 8229, 9018, 9495, 10855, 11394, 13026, 13715, 15030, 16458, 18990, 19539, 21710, 22545, 24687, 27430, 28485, 32565, 35237, 39078, 41145, 45090, 49374, 56970, 58617, 65130, 70474, 74061, 82290, 97695, 105711, 117234, 123435, 148122, 176185, 195390, 211422, 246870, 293085, 317133, 352370, 370305, 458081, 528555, 586170, 634266, 740610, 916162, 951399, 1057110, 1374243, 1585665, 1902798, 2290405, 2748486, 3171330, 4122729, 4580810, 4756995, 6871215, 8245458, 9513990, 12368187, 13742430, 20613645, 24736374, 41227290, 61840935, 123681870]

約数ペア:

[(1, 123681870), (2, 61840935), (3, 41227290), (5, 24736374), (6, 20613645), (9, 13742430), (10, 12368187), (13, 9513990), (15, 8245458), (18, 6871215), (26, 4756995), (27, 4580810), (30, 4122729), (39, 3171330), (45, 2748486), (54, 2290405), (65, 1902798), (78, 1585665), (90, 1374243), (117, 1057110), (130, 951399), (135, 916162), (167, 740610), (195, 634266), (211, 586170), (234, 528555), (270, 458081), (334, 370305), (351, 352370), (390, 317133), (422, 293085), (501, 246870), (585, 211422), (633, 195390), (702, 176185), (835, 148122), (1002, 123435), (1055, 117234), (1170, 105711), (1266, 97695), (1503, 82290), (1670, 74061), (1755, 70474), (1899, 65130), (2110, 58617), (2171, 56970), (2505, 49374), (2743, 45090), (3006, 41145), (3165, 39078), (3510, 35237), (3798, 32565), (4342, 28485), (4509, 27430), (5010, 24687), (5486, 22545), (5697, 21710), (6330, 19539), (6513, 18990), (7515, 16458), (8229, 15030), (9018, 13715), (9495, 13026), (10855, 11394)]