72636720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:811

約数の個数: 160

約数和(自身を含む): 250650624

約数和(自身を除く): 178013904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 751, 780, 806, 930, 1040, 1209, 1240, 1488, 1502, 1560, 1612, 1860, 2015, 2253, 2418, 2480, 3004, 3120, 3224, 3720, 3755, 4030, 4506, 4836, 6008, 6045, 6448, 7440, 7510, 8060, 9012, 9672, 9763, 11265, 12016, 12090, 15020, 16120, 18024, 19344, 19526, 22530, 23281, 24180, 29289, 30040, 32240, 36048, 39052, 45060, 46562, 48360, 48815, 58578, 60080, 69843, 78104, 90120, 93124, 96720, 97630, 116405, 117156, 139686, 146445, 156208, 180240, 186248, 195260, 232810, 234312, 279372, 292890, 302653, 349215, 372496, 390520, 465620, 468624, 558744, 585780, 605306, 698430, 781040, 907959, 931240, 1117488, 1171560, 1210612, 1396860, 1513265, 1815918, 1862480, 2343120, 2421224, 2793720, 3026530, 3631836, 4539795, 4842448, 5587440, 6053060, 7263672, 9079590, 12106120, 14527344, 18159180, 24212240, 36318360, 72636720]

約数ペア:

[(1, 72636720), (2, 36318360), (3, 24212240), (4, 18159180), (5, 14527344), (6, 12106120), (8, 9079590), (10, 7263672), (12, 6053060), (13, 5587440), (15, 4842448), (16, 4539795), (20, 3631836), (24, 3026530), (26, 2793720), (30, 2421224), (31, 2343120), (39, 1862480), (40, 1815918), (48, 1513265), (52, 1396860), (60, 1210612), (62, 1171560), (65, 1117488), (78, 931240), (80, 907959), (93, 781040), (104, 698430), (120, 605306), (124, 585780), (130, 558744), (155, 468624), (156, 465620), (186, 390520), (195, 372496), (208, 349215), (240, 302653), (248, 292890), (260, 279372), (310, 234312), (312, 232810), (372, 195260), (390, 186248), (403, 180240), (465, 156208), (496, 146445), (520, 139686), (620, 117156), (624, 116405), (744, 97630), (751, 96720), (780, 93124), (806, 90120), (930, 78104), (1040, 69843), (1209, 60080), (1240, 58578), (1488, 48815), (1502, 48360), (1560, 46562), (1612, 45060), (1860, 39052), (2015, 36048), (2253, 32240), (2418, 30040), (2480, 29289), (3004, 24180), (3120, 23281), (3224, 22530), (3720, 19526), (3755, 19344), (4030, 18024), (4506, 16120), (4836, 15020), (6008, 12090), (6045, 12016), (6448, 11265), (7440, 9763), (7510, 9672), (8060, 9012)]