220712835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 427392000

約数和(自身を除く): 206679165

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 317, 349, 399, 665, 951, 1047, 1585, 1745, 1995, 2219, 2443, 4755, 5235, 6023, 6631, 6657, 7329, 11095, 12215, 18069, 19893, 30115, 33155, 33285, 36645, 42161, 46417, 90345, 99465, 110633, 126483, 139251, 210805, 232085, 331899, 553165, 632415, 696255, 774431, 1659495, 2102027, 2323293, 3872155, 6306081, 10510135, 11616465, 14714189, 31530405, 44142567, 73570945, 220712835]

約数ペア:

[(1, 220712835), (3, 73570945), (5, 44142567), (7, 31530405), (15, 14714189), (19, 11616465), (21, 10510135), (35, 6306081), (57, 3872155), (95, 2323293), (105, 2102027), (133, 1659495), (285, 774431), (317, 696255), (349, 632415), (399, 553165), (665, 331899), (951, 232085), (1047, 210805), (1585, 139251), (1745, 126483), (1995, 110633), (2219, 99465), (2443, 90345), (4755, 46417), (5235, 42161), (6023, 36645), (6631, 33285), (6657, 33155), (7329, 30115), (11095, 19893), (12215, 18069)]