28065540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 82575360

約数和(自身を除く): 54509820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 155, 158, 186, 191, 237, 310, 316, 372, 382, 395, 465, 474, 573, 620, 764, 790, 930, 948, 955, 1146, 1185, 1580, 1860, 1910, 2292, 2370, 2449, 2865, 3820, 4740, 4898, 5730, 5921, 7347, 9796, 11460, 11842, 12245, 14694, 15089, 17763, 23684, 24490, 29388, 29605, 30178, 35526, 36735, 45267, 48980, 59210, 60356, 71052, 73470, 75445, 88815, 90534, 118420, 146940, 150890, 177630, 181068, 226335, 301780, 355260, 452670, 467759, 905340, 935518, 1403277, 1871036, 2338795, 2806554, 4677590, 5613108, 7016385, 9355180, 14032770, 28065540]

約数ペア:

[(1, 28065540), (2, 14032770), (3, 9355180), (4, 7016385), (5, 5613108), (6, 4677590), (10, 2806554), (12, 2338795), (15, 1871036), (20, 1403277), (30, 935518), (31, 905340), (60, 467759), (62, 452670), (79, 355260), (93, 301780), (124, 226335), (155, 181068), (158, 177630), (186, 150890), (191, 146940), (237, 118420), (310, 90534), (316, 88815), (372, 75445), (382, 73470), (395, 71052), (465, 60356), (474, 59210), (573, 48980), (620, 45267), (764, 36735), (790, 35526), (930, 30178), (948, 29605), (955, 29388), (1146, 24490), (1185, 23684), (1580, 17763), (1860, 15089), (1910, 14694), (2292, 12245), (2370, 11842), (2449, 11460), (2865, 9796), (3820, 7347), (4740, 5921), (4898, 5730)]