51709980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 177666048

約数和(自身を除く): 125956068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 53, 60, 69, 70, 84, 92, 101, 105, 106, 115, 138, 140, 159, 161, 202, 210, 212, 230, 265, 276, 303, 318, 322, 345, 371, 404, 420, 460, 483, 505, 530, 606, 636, 644, 690, 707, 742, 795, 805, 966, 1010, 1060, 1113, 1212, 1219, 1380, 1414, 1484, 1515, 1590, 1610, 1855, 1932, 2020, 2121, 2226, 2323, 2415, 2438, 2828, 3030, 3180, 3220, 3535, 3657, 3710, 4242, 4452, 4646, 4830, 4876, 5353, 5565, 6060, 6095, 6969, 7070, 7314, 7420, 8484, 8533, 9292, 9660, 10605, 10706, 11130, 11615, 12190, 13938, 14140, 14628, 16059, 16261, 17066, 18285, 21210, 21412, 22260, 23230, 24380, 25599, 26765, 27876, 32118, 32522, 34132, 34845, 36570, 37471, 42420, 42665, 46460, 48783, 51198, 53530, 64236, 65044, 69690, 73140, 74942, 80295, 81305, 85330, 97566, 102396, 107060, 112413, 123119, 127995, 139380, 149884, 160590, 162610, 170660, 187355, 195132, 224826, 243915, 246238, 255990, 321180, 325220, 369357, 374710, 449652, 487830, 492476, 511980, 562065, 615595, 738714, 749420, 861833, 975660, 1124130, 1231190, 1477428, 1723666, 1846785, 2248260, 2462380, 2585499, 3447332, 3693570, 4309165, 5170998, 7387140, 8618330, 10341996, 12927495, 17236660, 25854990, 51709980]

約数ペア:

[(1, 51709980), (2, 25854990), (3, 17236660), (4, 12927495), (5, 10341996), (6, 8618330), (7, 7387140), (10, 5170998), (12, 4309165), (14, 3693570), (15, 3447332), (20, 2585499), (21, 2462380), (23, 2248260), (28, 1846785), (30, 1723666), (35, 1477428), (42, 1231190), (46, 1124130), (53, 975660), (60, 861833), (69, 749420), (70, 738714), (84, 615595), (92, 562065), (101, 511980), (105, 492476), (106, 487830), (115, 449652), (138, 374710), (140, 369357), (159, 325220), (161, 321180), (202, 255990), (210, 246238), (212, 243915), (230, 224826), (265, 195132), (276, 187355), (303, 170660), (318, 162610), (322, 160590), (345, 149884), (371, 139380), (404, 127995), (420, 123119), (460, 112413), (483, 107060), (505, 102396), (530, 97566), (606, 85330), (636, 81305), (644, 80295), (690, 74942), (707, 73140), (742, 69690), (795, 65044), (805, 64236), (966, 53530), (1010, 51198), (1060, 48783), (1113, 46460), (1212, 42665), (1219, 42420), (1380, 37471), (1414, 36570), (1484, 34845), (1515, 34132), (1590, 32522), (1610, 32118), (1855, 27876), (1932, 26765), (2020, 25599), (2121, 24380), (2226, 23230), (2323, 22260), (2415, 21412), (2438, 21210), (2828, 18285), (3030, 17066), (3180, 16261), (3220, 16059), (3535, 14628), (3657, 14140), (3710, 13938), (4242, 12190), (4452, 11615), (4646, 11130), (4830, 10706), (4876, 10605), (5353, 9660), (5565, 9292), (6060, 8533), (6095, 8484), (6969, 7420), (7070, 7314)]