1398476960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 3576545280

約数和(自身を除く): 2178068320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 79, 80, 83, 86, 124, 155, 158, 160, 166, 172, 215, 248, 310, 316, 332, 344, 395, 415, 430, 496, 620, 632, 664, 688, 790, 830, 860, 992, 1240, 1264, 1328, 1333, 1376, 1580, 1660, 1720, 2449, 2480, 2528, 2573, 2656, 2666, 3160, 3320, 3397, 3440, 3569, 4898, 4960, 5146, 5332, 6320, 6557, 6640, 6665, 6794, 6880, 7138, 9796, 10292, 10664, 12245, 12640, 12865, 13114, 13280, 13330, 13588, 14276, 16985, 17845, 19592, 20584, 21328, 24490, 25730, 26228, 26660, 27176, 28552, 32785, 33970, 35690, 39184, 41168, 42656, 48980, 51460, 52456, 53320, 54352, 57104, 65570, 67940, 71380, 78368, 82336, 97960, 102920, 104912, 105307, 106640, 108704, 110639, 114208, 131140, 135880, 142760, 195920, 203267, 205840, 209824, 210614, 213280, 221278, 262280, 271760, 281951, 285520, 391840, 406534, 411680, 421228, 442556, 524560, 526535, 543520, 553195, 563902, 571040, 813068, 842456, 885112, 1016335, 1049120, 1053070, 1106390, 1127804, 1409755, 1626136, 1684912, 1770224, 2032670, 2106140, 2212780, 2255608, 2819510, 3252272, 3369824, 3540448, 4065340, 4212280, 4425560, 4511216, 5639020, 6504544, 8130680, 8424560, 8740481, 8851120, 9022432, 11278040, 16261360, 16849120, 17480962, 17702240, 22556080, 32522720, 34961924, 43702405, 45112160, 69923848, 87404810, 139847696, 174809620, 279695392, 349619240, 699238480, 1398476960]

約数ペア:

[(1, 1398476960), (2, 699238480), (4, 349619240), (5, 279695392), (8, 174809620), (10, 139847696), (16, 87404810), (20, 69923848), (31, 45112160), (32, 43702405), (40, 34961924), (43, 32522720), (62, 22556080), (79, 17702240), (80, 17480962), (83, 16849120), (86, 16261360), (124, 11278040), (155, 9022432), (158, 8851120), (160, 8740481), (166, 8424560), (172, 8130680), (215, 6504544), (248, 5639020), (310, 4511216), (316, 4425560), (332, 4212280), (344, 4065340), (395, 3540448), (415, 3369824), (430, 3252272), (496, 2819510), (620, 2255608), (632, 2212780), (664, 2106140), (688, 2032670), (790, 1770224), (830, 1684912), (860, 1626136), (992, 1409755), (1240, 1127804), (1264, 1106390), (1328, 1053070), (1333, 1049120), (1376, 1016335), (1580, 885112), (1660, 842456), (1720, 813068), (2449, 571040), (2480, 563902), (2528, 553195), (2573, 543520), (2656, 526535), (2666, 524560), (3160, 442556), (3320, 421228), (3397, 411680), (3440, 406534), (3569, 391840), (4898, 285520), (4960, 281951), (5146, 271760), (5332, 262280), (6320, 221278), (6557, 213280), (6640, 210614), (6665, 209824), (6794, 205840), (6880, 203267), (7138, 195920), (9796, 142760), (10292, 135880), (10664, 131140), (12245, 114208), (12640, 110639), (12865, 108704), (13114, 106640), (13280, 105307), (13330, 104912), (13588, 102920), (14276, 97960), (16985, 82336), (17845, 78368), (19592, 71380), (20584, 67940), (21328, 65570), (24490, 57104), (25730, 54352), (26228, 53320), (26660, 52456), (27176, 51460), (28552, 48980), (32785, 42656), (33970, 41168), (35690, 39184)]