15455360

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 41126400

約数和(自身を除く): 25671040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 41, 62, 64, 76, 80, 82, 95, 124, 128, 152, 155, 160, 164, 190, 205, 248, 304, 310, 320, 328, 380, 410, 496, 589, 608, 620, 640, 656, 760, 779, 820, 992, 1178, 1216, 1240, 1271, 1312, 1520, 1558, 1640, 1984, 2356, 2432, 2480, 2542, 2624, 2945, 3040, 3116, 3280, 3895, 3968, 4712, 4960, 5084, 5248, 5890, 6080, 6232, 6355, 6560, 7790, 9424, 9920, 10168, 11780, 12160, 12464, 12710, 13120, 15580, 18848, 19840, 20336, 23560, 24149, 24928, 25420, 26240, 31160, 37696, 40672, 47120, 48298, 49856, 50840, 62320, 75392, 81344, 94240, 96596, 99712, 101680, 120745, 124640, 162688, 188480, 193192, 203360, 241490, 249280, 376960, 386384, 406720, 482980, 498560, 772768, 813440, 965960, 1545536, 1931920, 3091072, 3863840, 7727680, 15455360]

約数ペア:

[(1, 15455360), (2, 7727680), (4, 3863840), (5, 3091072), (8, 1931920), (10, 1545536), (16, 965960), (19, 813440), (20, 772768), (31, 498560), (32, 482980), (38, 406720), (40, 386384), (41, 376960), (62, 249280), (64, 241490), (76, 203360), (80, 193192), (82, 188480), (95, 162688), (124, 124640), (128, 120745), (152, 101680), (155, 99712), (160, 96596), (164, 94240), (190, 81344), (205, 75392), (248, 62320), (304, 50840), (310, 49856), (320, 48298), (328, 47120), (380, 40672), (410, 37696), (496, 31160), (589, 26240), (608, 25420), (620, 24928), (640, 24149), (656, 23560), (760, 20336), (779, 19840), (820, 18848), (992, 15580), (1178, 13120), (1216, 12710), (1240, 12464), (1271, 12160), (1312, 11780), (1520, 10168), (1558, 9920), (1640, 9424), (1984, 7790), (2356, 6560), (2432, 6355), (2480, 6232), (2542, 6080), (2624, 5890), (2945, 5248), (3040, 5084), (3116, 4960), (3280, 4712), (3895, 3968)]