71247150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:691

約数の個数: 144

約数和(自身を含む): 217329840

約数和(自身を除く): 146082690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 90, 95, 114, 117, 130, 150, 171, 190, 195, 225, 234, 247, 285, 325, 342, 390, 450, 475, 494, 570, 585, 641, 650, 741, 855, 950, 975, 1170, 1235, 1282, 1425, 1482, 1710, 1923, 1950, 2223, 2470, 2850, 2925, 3205, 3705, 3846, 4275, 4446, 5769, 5850, 6175, 6410, 7410, 8333, 8550, 9615, 11115, 11538, 12179, 12350, 16025, 16666, 18525, 19230, 22230, 24358, 24999, 28845, 32050, 36537, 37050, 41665, 48075, 49998, 55575, 57690, 60895, 73074, 74997, 83330, 96150, 109611, 111150, 121790, 124995, 144225, 149994, 158327, 182685, 208325, 219222, 249990, 288450, 304475, 316654, 365370, 374985, 416650, 474981, 548055, 608950, 624975, 749970, 791635, 913425, 949962, 1096110, 1249950, 1424943, 1583270, 1826850, 1874925, 2374905, 2740275, 2849886, 3749850, 3958175, 4749810, 5480550, 7124715, 7916350, 11874525, 14249430, 23749050, 35623575, 71247150]

約数ペア:

[(1, 71247150), (2, 35623575), (3, 23749050), (5, 14249430), (6, 11874525), (9, 7916350), (10, 7124715), (13, 5480550), (15, 4749810), (18, 3958175), (19, 3749850), (25, 2849886), (26, 2740275), (30, 2374905), (38, 1874925), (39, 1826850), (45, 1583270), (50, 1424943), (57, 1249950), (65, 1096110), (75, 949962), (78, 913425), (90, 791635), (95, 749970), (114, 624975), (117, 608950), (130, 548055), (150, 474981), (171, 416650), (190, 374985), (195, 365370), (225, 316654), (234, 304475), (247, 288450), (285, 249990), (325, 219222), (342, 208325), (390, 182685), (450, 158327), (475, 149994), (494, 144225), (570, 124995), (585, 121790), (641, 111150), (650, 109611), (741, 96150), (855, 83330), (950, 74997), (975, 73074), (1170, 60895), (1235, 57690), (1282, 55575), (1425, 49998), (1482, 48075), (1710, 41665), (1923, 37050), (1950, 36537), (2223, 32050), (2470, 28845), (2850, 24999), (2925, 24358), (3205, 22230), (3705, 19230), (3846, 18525), (4275, 16666), (4446, 16025), (5769, 12350), (5850, 12179), (6175, 11538), (6410, 11115), (7410, 9615), (8333, 8550)]