215096910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 672399360

約数和(自身を除く): 457302450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 37, 38, 42, 47, 57, 62, 70, 74, 93, 94, 95, 105, 111, 114, 133, 141, 155, 185, 186, 190, 210, 217, 222, 235, 259, 266, 282, 285, 310, 329, 370, 399, 434, 465, 470, 518, 555, 570, 589, 651, 658, 665, 703, 705, 777, 798, 893, 930, 987, 1085, 1110, 1147, 1178, 1295, 1302, 1330, 1406, 1410, 1457, 1554, 1645, 1739, 1767, 1786, 1974, 1995, 2109, 2170, 2294, 2590, 2679, 2914, 2945, 3255, 3290, 3441, 3478, 3515, 3534, 3885, 3990, 4123, 4218, 4371, 4465, 4921, 4935, 5217, 5358, 5735, 5890, 6251, 6510, 6882, 7030, 7285, 7770, 8029, 8246, 8695, 8742, 8835, 8930, 9842, 9870, 10199, 10434, 10545, 11470, 12173, 12369, 12502, 13395, 14570, 14763, 16058, 17205, 17390, 17670, 18753, 20398, 20615, 21090, 21793, 21855, 24087, 24346, 24605, 24738, 26085, 26790, 27683, 29526, 30597, 31255, 33041, 34410, 36519, 37506, 40145, 41230, 43586, 43710, 48174, 49210, 50995, 52170, 53909, 55366, 60865, 61194, 61845, 62510, 65379, 66082, 73038, 73815, 80290, 83049, 93765, 99123, 101990, 107818, 108965, 120435, 121730, 123690, 130758, 138415, 147630, 152551, 152985, 161727, 165205, 166098, 182595, 187530, 193781, 198246, 217930, 231287, 240870, 269545, 276830, 305102, 305970, 323454, 326895, 330410, 365190, 377363, 387562, 415245, 457653, 462574, 495615, 539090, 581343, 653790, 693861, 754726, 762755, 808635, 830490, 915306, 968905, 991230, 1024271, 1132089, 1156435, 1162686, 1387722, 1525510, 1617270, 1886815, 1937810, 2048542, 2264178, 2288265, 2312870, 2906715, 3072813, 3469305, 3773630, 4576530, 5121355, 5660445, 5813430, 6145626, 6938610, 7169897, 10242710, 11320890, 14339794, 15364065, 21509691, 30728130, 35849485, 43019382, 71698970, 107548455, 215096910]

約数ペア:

[(1, 215096910), (2, 107548455), (3, 71698970), (5, 43019382), (6, 35849485), (7, 30728130), (10, 21509691), (14, 15364065), (15, 14339794), (19, 11320890), (21, 10242710), (30, 7169897), (31, 6938610), (35, 6145626), (37, 5813430), (38, 5660445), (42, 5121355), (47, 4576530), (57, 3773630), (62, 3469305), (70, 3072813), (74, 2906715), (93, 2312870), (94, 2288265), (95, 2264178), (105, 2048542), (111, 1937810), (114, 1886815), (133, 1617270), (141, 1525510), (155, 1387722), (185, 1162686), (186, 1156435), (190, 1132089), (210, 1024271), (217, 991230), (222, 968905), (235, 915306), (259, 830490), (266, 808635), (282, 762755), (285, 754726), (310, 693861), (329, 653790), (370, 581343), (399, 539090), (434, 495615), (465, 462574), (470, 457653), (518, 415245), (555, 387562), (570, 377363), (589, 365190), (651, 330410), (658, 326895), (665, 323454), (703, 305970), (705, 305102), (777, 276830), (798, 269545), (893, 240870), (930, 231287), (987, 217930), (1085, 198246), (1110, 193781), (1147, 187530), (1178, 182595), (1295, 166098), (1302, 165205), (1330, 161727), (1406, 152985), (1410, 152551), (1457, 147630), (1554, 138415), (1645, 130758), (1739, 123690), (1767, 121730), (1786, 120435), (1974, 108965), (1995, 107818), (2109, 101990), (2170, 99123), (2294, 93765), (2590, 83049), (2679, 80290), (2914, 73815), (2945, 73038), (3255, 66082), (3290, 65379), (3441, 62510), (3478, 61845), (3515, 61194), (3534, 60865), (3885, 55366), (3990, 53909), (4123, 52170), (4218, 50995), (4371, 49210), (4465, 48174), (4921, 43710), (4935, 43586), (5217, 41230), (5358, 40145), (5735, 37506), (5890, 36519), (6251, 34410), (6510, 33041), (6882, 31255), (7030, 30597), (7285, 29526), (7770, 27683), (8029, 26790), (8246, 26085), (8695, 24738), (8742, 24605), (8835, 24346), (8930, 24087), (9842, 21855), (9870, 21793), (10199, 21090), (10434, 20615), (10545, 20398), (11470, 18753), (12173, 17670), (12369, 17390), (12502, 17205), (13395, 16058), (14570, 14763)]