151702840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 381542400

約数和(自身を除く): 229839560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 47, 62, 76, 94, 95, 124, 137, 152, 155, 188, 190, 235, 248, 274, 310, 376, 380, 470, 548, 589, 620, 685, 760, 893, 940, 1096, 1178, 1240, 1370, 1457, 1786, 1880, 2356, 2603, 2740, 2914, 2945, 3572, 4247, 4465, 4712, 5206, 5480, 5828, 5890, 6439, 7144, 7285, 8494, 8930, 10412, 11656, 11780, 12878, 13015, 14570, 16988, 17860, 20824, 21235, 23560, 25756, 26030, 27683, 29140, 32195, 33976, 35720, 42470, 51512, 52060, 55366, 58280, 64390, 80693, 84940, 104120, 110732, 122341, 128780, 138415, 161386, 169880, 199609, 221464, 244682, 257560, 276830, 322772, 399218, 403465, 489364, 553660, 611705, 645544, 798436, 806930, 978728, 998045, 1107320, 1223410, 1596872, 1613860, 1996090, 2446820, 3227720, 3792571, 3992180, 4893640, 7585142, 7984360, 15170284, 18962855, 30340568, 37925710, 75851420, 151702840]

約数ペア:

[(1, 151702840), (2, 75851420), (4, 37925710), (5, 30340568), (8, 18962855), (10, 15170284), (19, 7984360), (20, 7585142), (31, 4893640), (38, 3992180), (40, 3792571), (47, 3227720), (62, 2446820), (76, 1996090), (94, 1613860), (95, 1596872), (124, 1223410), (137, 1107320), (152, 998045), (155, 978728), (188, 806930), (190, 798436), (235, 645544), (248, 611705), (274, 553660), (310, 489364), (376, 403465), (380, 399218), (470, 322772), (548, 276830), (589, 257560), (620, 244682), (685, 221464), (760, 199609), (893, 169880), (940, 161386), (1096, 138415), (1178, 128780), (1240, 122341), (1370, 110732), (1457, 104120), (1786, 84940), (1880, 80693), (2356, 64390), (2603, 58280), (2740, 55366), (2914, 52060), (2945, 51512), (3572, 42470), (4247, 35720), (4465, 33976), (4712, 32195), (5206, 29140), (5480, 27683), (5828, 26030), (5890, 25756), (6439, 23560), (7144, 21235), (7285, 20824), (8494, 17860), (8930, 16988), (10412, 14570), (11656, 13015), (11780, 12878)]