199892960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 492355584

約数和(自身を除く): 292462624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 191, 211, 248, 310, 382, 422, 496, 620, 764, 844, 955, 992, 1055, 1240, 1528, 1688, 1910, 2110, 2480, 3056, 3376, 3820, 4220, 4960, 5921, 6112, 6541, 6752, 7640, 8440, 11842, 13082, 15280, 16880, 23684, 26164, 29605, 30560, 32705, 33760, 40301, 47368, 52328, 59210, 65410, 80602, 94736, 104656, 118420, 130820, 161204, 189472, 201505, 209312, 236840, 261640, 322408, 403010, 473680, 523280, 644816, 806020, 947360, 1046560, 1249331, 1289632, 1612040, 2498662, 3224080, 4997324, 6246655, 6448160, 9994648, 12493310, 19989296, 24986620, 39978592, 49973240, 99946480, 199892960]

約数ペア:

[(1, 199892960), (2, 99946480), (4, 49973240), (5, 39978592), (8, 24986620), (10, 19989296), (16, 12493310), (20, 9994648), (31, 6448160), (32, 6246655), (40, 4997324), (62, 3224080), (80, 2498662), (124, 1612040), (155, 1289632), (160, 1249331), (191, 1046560), (211, 947360), (248, 806020), (310, 644816), (382, 523280), (422, 473680), (496, 403010), (620, 322408), (764, 261640), (844, 236840), (955, 209312), (992, 201505), (1055, 189472), (1240, 161204), (1528, 130820), (1688, 118420), (1910, 104656), (2110, 94736), (2480, 80602), (3056, 65410), (3376, 59210), (3820, 52328), (4220, 47368), (4960, 40301), (5921, 33760), (6112, 32705), (6541, 30560), (6752, 29605), (7640, 26164), (8440, 23684), (11842, 16880), (13082, 15280)]