404889570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21121}}^1$

素因数の和:21208

約数の個数: 64

約数和(自身を含む): 1094964480

約数和(自身を除く): 690074910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1917, 2130, 3195, 3834, 6390, 9585, 19170, 21121, 42242, 63363, 105605, 126726, 190089, 211210, 316815, 380178, 570267, 633630, 950445, 1140534, 1499591, 1900890, 2851335, 2999182, 4498773, 5702670, 7497955, 8997546, 13496319, 14995910, 22493865, 26992638, 40488957, 44987730, 67481595, 80977914, 134963190, 202444785, 404889570]

約数ペア:

[(1, 404889570), (2, 202444785), (3, 134963190), (5, 80977914), (6, 67481595), (9, 44987730), (10, 40488957), (15, 26992638), (18, 22493865), (27, 14995910), (30, 13496319), (45, 8997546), (54, 7497955), (71, 5702670), (90, 4498773), (135, 2999182), (142, 2851335), (213, 1900890), (270, 1499591), (355, 1140534), (426, 950445), (639, 633630), (710, 570267), (1065, 380178), (1278, 316815), (1917, 211210), (2130, 190089), (3195, 126726), (3834, 105605), (6390, 63363), (9585, 42242), (19170, 21121)]