201478440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 625190400

約数和(自身を除く): 423711960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 79, 106, 120, 158, 159, 212, 237, 265, 316, 318, 395, 401, 424, 474, 530, 632, 636, 790, 795, 802, 948, 1060, 1185, 1203, 1272, 1580, 1590, 1604, 1896, 2005, 2120, 2370, 2406, 3160, 3180, 3208, 4010, 4187, 4740, 4812, 6015, 6360, 8020, 8374, 9480, 9624, 12030, 12561, 16040, 16748, 20935, 21253, 24060, 25122, 31679, 33496, 41870, 42506, 48120, 50244, 62805, 63358, 63759, 83740, 85012, 95037, 100488, 106265, 125610, 126716, 127518, 158395, 167480, 170024, 190074, 212530, 251220, 253432, 255036, 316790, 318795, 380148, 425060, 475185, 502440, 510072, 633580, 637590, 760296, 850120, 950370, 1267160, 1275180, 1678987, 1900740, 2550360, 3357974, 3801480, 5036961, 6715948, 8394935, 10073922, 13431896, 16789870, 20147844, 25184805, 33579740, 40295688, 50369610, 67159480, 100739220, 201478440]

約数ペア:

[(1, 201478440), (2, 100739220), (3, 67159480), (4, 50369610), (5, 40295688), (6, 33579740), (8, 25184805), (10, 20147844), (12, 16789870), (15, 13431896), (20, 10073922), (24, 8394935), (30, 6715948), (40, 5036961), (53, 3801480), (60, 3357974), (79, 2550360), (106, 1900740), (120, 1678987), (158, 1275180), (159, 1267160), (212, 950370), (237, 850120), (265, 760296), (316, 637590), (318, 633580), (395, 510072), (401, 502440), (424, 475185), (474, 425060), (530, 380148), (632, 318795), (636, 316790), (790, 255036), (795, 253432), (802, 251220), (948, 212530), (1060, 190074), (1185, 170024), (1203, 167480), (1272, 158395), (1580, 127518), (1590, 126716), (1604, 125610), (1896, 106265), (2005, 100488), (2120, 95037), (2370, 85012), (2406, 83740), (3160, 63759), (3180, 63358), (3208, 62805), (4010, 50244), (4187, 48120), (4740, 42506), (4812, 41870), (6015, 33496), (6360, 31679), (8020, 25122), (8374, 24060), (9480, 21253), (9624, 20935), (12030, 16748), (12561, 16040)]