72909105840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{171923}}^1$

素因数の和:171992

約数の個数: 240

約数和(自身を含む): 266055828480

約数和(自身を除く): 193146722640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 589, 620, 684, 720, 744, 760, 855, 912, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1520, 1710, 1767, 1860, 2232, 2280, 2356, 2480, 2736, 2790, 2945, 3420, 3534, 3720, 4464, 4560, 4712, 5301, 5580, 5890, 6840, 7068, 7440, 8835, 9424, 10602, 11160, 11780, 13680, 14136, 17670, 21204, 22320, 23560, 26505, 28272, 35340, 42408, 47120, 53010, 70680, 84816, 106020, 141360, 171923, 212040, 343846, 424080, 515769, 687692, 859615, 1031538, 1375384, 1547307, 1719230, 2063076, 2578845, 2750768, 3094614, 3266537, 3438460, 4126152, 5157690, 5329613, 6189228, 6533074, 6876920, 7736535, 8252304, 9799611, 10315380, 10659226, 12378456, 13066148, 13753840, 15473070, 15988839, 16332685, 19599222, 20630760, 21318452, 24756912, 26132296, 26648065, 29398833, 30946140, 31977678, 32665370, 39198444, 41261520, 42636904, 47966517, 48998055, 52264592, 53296130, 58797666, 61892280, 63955356, 65330740, 78396888, 79944195, 85273808, 95933034, 97996110, 101262647, 106592260, 117595332, 123784560, 127910712, 130661480, 146994165, 156793776, 159888390, 191866068, 195992220, 202525294, 213184520, 235190664, 239832585, 255821424, 261322960, 293988330, 303787941, 319776780, 383732136, 391984440, 405050588, 426369040, 470381328, 479665170, 506313235, 587976660, 607575882, 639553560, 767464272, 783968880, 810101176, 911363823, 959330340, 1012626470, 1175953320, 1215151764, 1279107120, 1518939705, 1620202352, 1822727646, 1918660680, 2025252940, 2351906640, 2430303528, 3037879410, 3645455292, 3837321360, 4050505880, 4556819115, 4860607056, 6075758820, 7290910584, 8101011760, 9113638230, 12151517640, 14581821168, 18227276460, 24303035280, 36454552920, 72909105840]

約数ペア:

[(1, 72909105840), (2, 36454552920), (3, 24303035280), (4, 18227276460), (5, 14581821168), (6, 12151517640), (8, 9113638230), (9, 8101011760), (10, 7290910584), (12, 6075758820), (15, 4860607056), (16, 4556819115), (18, 4050505880), (19, 3837321360), (20, 3645455292), (24, 3037879410), (30, 2430303528), (31, 2351906640), (36, 2025252940), (38, 1918660680), (40, 1822727646), (45, 1620202352), (48, 1518939705), (57, 1279107120), (60, 1215151764), (62, 1175953320), (72, 1012626470), (76, 959330340), (80, 911363823), (90, 810101176), (93, 783968880), (95, 767464272), (114, 639553560), (120, 607575882), (124, 587976660), (144, 506313235), (152, 479665170), (155, 470381328), (171, 426369040), (180, 405050588), (186, 391984440), (190, 383732136), (228, 319776780), (240, 303787941), (248, 293988330), (279, 261322960), (285, 255821424), (304, 239832585), (310, 235190664), (342, 213184520), (360, 202525294), (372, 195992220), (380, 191866068), (456, 159888390), (465, 156793776), (496, 146994165), (558, 130661480), (570, 127910712), (589, 123784560), (620, 117595332), (684, 106592260), (720, 101262647), (744, 97996110), (760, 95933034), (855, 85273808), (912, 79944195), (930, 78396888), (1116, 65330740), (1140, 63955356), (1178, 61892280), (1240, 58797666), (1368, 53296130), (1395, 52264592), (1488, 48998055), (1520, 47966517), (1710, 42636904), (1767, 41261520), (1860, 39198444), (2232, 32665370), (2280, 31977678), (2356, 30946140), (2480, 29398833), (2736, 26648065), (2790, 26132296), (2945, 24756912), (3420, 21318452), (3534, 20630760), (3720, 19599222), (4464, 16332685), (4560, 15988839), (4712, 15473070), (5301, 13753840), (5580, 13066148), (5890, 12378456), (6840, 10659226), (7068, 10315380), (7440, 9799611), (8835, 8252304), (9424, 7736535), (10602, 6876920), (11160, 6533074), (11780, 6189228), (13680, 5329613), (14136, 5157690), (17670, 4126152), (21204, 3438460), (22320, 3266537), (23560, 3094614), (26505, 2750768), (28272, 2578845), (35340, 2063076), (42408, 1719230), (47120, 1547307), (53010, 1375384), (70680, 1031538), (84816, 859615), (106020, 687692), (141360, 515769), (171923, 424080), (212040, 343846)]