72721740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:752

約数の個数: 192

約数和(自身を含む): 264176640

約数和(自身を除く): 191454900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 701, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1402, 1482, 1596, 1729, 1820, 1995, 2103, 2470, 2660, 2730, 2804, 2964, 3458, 3505, 3705, 3990, 4206, 4907, 4940, 5187, 5460, 6916, 7010, 7410, 7980, 8412, 8645, 9113, 9814, 10374, 10515, 13319, 14020, 14721, 14820, 17290, 18226, 19628, 20748, 21030, 24535, 25935, 26638, 27339, 29442, 34580, 36452, 39957, 42060, 45565, 49070, 51870, 53276, 54678, 58884, 63791, 66595, 73605, 79914, 91130, 93233, 98140, 103740, 109356, 127582, 133190, 136695, 147210, 159828, 173147, 182260, 186466, 191373, 199785, 255164, 266380, 273390, 279699, 294420, 318955, 346294, 372932, 382746, 399570, 466165, 519441, 546780, 559398, 637910, 692588, 765492, 799140, 865735, 932330, 956865, 1038882, 1118796, 1212029, 1275820, 1398495, 1731470, 1864660, 1913730, 2077764, 2424058, 2597205, 2796990, 3462940, 3636087, 3827460, 4848116, 5194410, 5593980, 6060145, 7272174, 10388820, 12120290, 14544348, 18180435, 24240580, 36360870, 72721740]

約数ペア:

[(1, 72721740), (2, 36360870), (3, 24240580), (4, 18180435), (5, 14544348), (6, 12120290), (7, 10388820), (10, 7272174), (12, 6060145), (13, 5593980), (14, 5194410), (15, 4848116), (19, 3827460), (20, 3636087), (21, 3462940), (26, 2796990), (28, 2597205), (30, 2424058), (35, 2077764), (38, 1913730), (39, 1864660), (42, 1731470), (52, 1398495), (57, 1275820), (60, 1212029), (65, 1118796), (70, 1038882), (76, 956865), (78, 932330), (84, 865735), (91, 799140), (95, 765492), (105, 692588), (114, 637910), (130, 559398), (133, 546780), (140, 519441), (156, 466165), (182, 399570), (190, 382746), (195, 372932), (210, 346294), (228, 318955), (247, 294420), (260, 279699), (266, 273390), (273, 266380), (285, 255164), (364, 199785), (380, 191373), (390, 186466), (399, 182260), (420, 173147), (455, 159828), (494, 147210), (532, 136695), (546, 133190), (570, 127582), (665, 109356), (701, 103740), (741, 98140), (780, 93233), (798, 91130), (910, 79914), (988, 73605), (1092, 66595), (1140, 63791), (1235, 58884), (1330, 54678), (1365, 53276), (1402, 51870), (1482, 49070), (1596, 45565), (1729, 42060), (1820, 39957), (1995, 36452), (2103, 34580), (2470, 29442), (2660, 27339), (2730, 26638), (2804, 25935), (2964, 24535), (3458, 21030), (3505, 20748), (3705, 19628), (3990, 18226), (4206, 17290), (4907, 14820), (4940, 14721), (5187, 14020), (5460, 13319), (6916, 10515), (7010, 10374), (7410, 9814), (7980, 9113), (8412, 8645)]