15976940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 41731200

約数和(自身を除く): 25754260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 137, 140, 170, 196, 238, 245, 274, 340, 343, 476, 490, 548, 595, 685, 686, 833, 959, 980, 1190, 1370, 1372, 1666, 1715, 1918, 2329, 2380, 2740, 3332, 3430, 3836, 4165, 4658, 4795, 5831, 6713, 6860, 8330, 9316, 9590, 11645, 11662, 13426, 16303, 16660, 19180, 23290, 23324, 26852, 29155, 32606, 33565, 46580, 46991, 58310, 65212, 67130, 81515, 93982, 114121, 116620, 134260, 163030, 187964, 228242, 234955, 326060, 456484, 469910, 570605, 798847, 939820, 1141210, 1597694, 2282420, 3195388, 3994235, 7988470, 15976940]

約数ペア:

[(1, 15976940), (2, 7988470), (4, 3994235), (5, 3195388), (7, 2282420), (10, 1597694), (14, 1141210), (17, 939820), (20, 798847), (28, 570605), (34, 469910), (35, 456484), (49, 326060), (68, 234955), (70, 228242), (85, 187964), (98, 163030), (119, 134260), (137, 116620), (140, 114121), (170, 93982), (196, 81515), (238, 67130), (245, 65212), (274, 58310), (340, 46991), (343, 46580), (476, 33565), (490, 32606), (548, 29155), (595, 26852), (685, 23324), (686, 23290), (833, 19180), (959, 16660), (980, 16303), (1190, 13426), (1370, 11662), (1372, 11645), (1666, 9590), (1715, 9316), (1918, 8330), (2329, 6860), (2380, 6713), (2740, 5831), (3332, 4795), (3430, 4658), (3836, 4165)]