64876560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 243567744

約数和(自身を除く): 178691184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 73, 80, 84, 92, 105, 112, 115, 120, 138, 140, 146, 161, 168, 184, 210, 219, 230, 240, 276, 280, 292, 322, 336, 345, 365, 368, 420, 438, 460, 483, 511, 529, 552, 560, 584, 644, 690, 730, 805, 840, 876, 920, 966, 1022, 1058, 1095, 1104, 1168, 1288, 1380, 1460, 1533, 1587, 1610, 1679, 1680, 1752, 1840, 1932, 2044, 2116, 2190, 2415, 2555, 2576, 2645, 2760, 2920, 3066, 3174, 3220, 3358, 3504, 3703, 3864, 4088, 4232, 4380, 4830, 5037, 5110, 5290, 5520, 5840, 6132, 6348, 6440, 6716, 7406, 7665, 7728, 7935, 8176, 8395, 8464, 8760, 9660, 10074, 10220, 10580, 11109, 11753, 12264, 12696, 12880, 13432, 14812, 15330, 15870, 16790, 17520, 18515, 19320, 20148, 20440, 21160, 22218, 23506, 24528, 25185, 25392, 26864, 29624, 30660, 31740, 33580, 35259, 37030, 38617, 38640, 40296, 40880, 42320, 44436, 47012, 50370, 55545, 58765, 59248, 61320, 63480, 67160, 70518, 74060, 77234, 80592, 88872, 94024, 100740, 111090, 115851, 117530, 122640, 126960, 134320, 141036, 148120, 154468, 176295, 177744, 188048, 193085, 201480, 222180, 231702, 235060, 270319, 282072, 296240, 308936, 352590, 386170, 402960, 444360, 463404, 470120, 540638, 564144, 579255, 617872, 705180, 772340, 810957, 888720, 926808, 940240, 1081276, 1158510, 1351595, 1410360, 1544680, 1621914, 1853616, 2162552, 2317020, 2703190, 2820720, 3089360, 3243828, 4054785, 4325104, 4634040, 5406380, 6487656, 8109570, 9268080, 10812760, 12975312, 16219140, 21625520, 32438280, 64876560]

約数ペア:

[(1, 64876560), (2, 32438280), (3, 21625520), (4, 16219140), (5, 12975312), (6, 10812760), (7, 9268080), (8, 8109570), (10, 6487656), (12, 5406380), (14, 4634040), (15, 4325104), (16, 4054785), (20, 3243828), (21, 3089360), (23, 2820720), (24, 2703190), (28, 2317020), (30, 2162552), (35, 1853616), (40, 1621914), (42, 1544680), (46, 1410360), (48, 1351595), (56, 1158510), (60, 1081276), (69, 940240), (70, 926808), (73, 888720), (80, 810957), (84, 772340), (92, 705180), (105, 617872), (112, 579255), (115, 564144), (120, 540638), (138, 470120), (140, 463404), (146, 444360), (161, 402960), (168, 386170), (184, 352590), (210, 308936), (219, 296240), (230, 282072), (240, 270319), (276, 235060), (280, 231702), (292, 222180), (322, 201480), (336, 193085), (345, 188048), (365, 177744), (368, 176295), (420, 154468), (438, 148120), (460, 141036), (483, 134320), (511, 126960), (529, 122640), (552, 117530), (560, 115851), (584, 111090), (644, 100740), (690, 94024), (730, 88872), (805, 80592), (840, 77234), (876, 74060), (920, 70518), (966, 67160), (1022, 63480), (1058, 61320), (1095, 59248), (1104, 58765), (1168, 55545), (1288, 50370), (1380, 47012), (1460, 44436), (1533, 42320), (1587, 40880), (1610, 40296), (1679, 38640), (1680, 38617), (1752, 37030), (1840, 35259), (1932, 33580), (2044, 31740), (2116, 30660), (2190, 29624), (2415, 26864), (2555, 25392), (2576, 25185), (2645, 24528), (2760, 23506), (2920, 22218), (3066, 21160), (3174, 20440), (3220, 20148), (3358, 19320), (3504, 18515), (3703, 17520), (3864, 16790), (4088, 15870), (4232, 15330), (4380, 14812), (4830, 13432), (5037, 12880), (5110, 12696), (5290, 12264), (5520, 11753), (5840, 11109), (6132, 10580), (6348, 10220), (6440, 10074), (6716, 9660), (7406, 8760), (7665, 8464), (7728, 8395), (7935, 8176)]