19742078240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{677}}^1$

素因数の和:931

約数の個数: 192

約数和(自身を含む): 50485897728

約数和(自身を除く): 30743819488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 151, 160, 170, 272, 284, 302, 340, 355, 544, 568, 604, 677, 680, 710, 755, 1136, 1207, 1208, 1354, 1360, 1420, 1510, 2272, 2414, 2416, 2567, 2708, 2720, 2840, 3020, 3385, 4828, 4832, 5134, 5416, 5680, 6035, 6040, 6770, 9656, 10268, 10721, 10832, 11360, 11509, 12070, 12080, 12835, 13540, 19312, 20536, 21442, 21664, 23018, 24140, 24160, 25670, 27080, 38624, 41072, 42884, 46036, 48067, 48280, 51340, 53605, 54160, 57545, 82144, 85768, 92072, 96134, 96560, 102227, 102680, 107210, 108320, 115090, 171536, 182257, 184144, 192268, 193120, 204454, 205360, 214420, 230180, 240335, 343072, 364514, 368288, 384536, 408908, 410720, 428840, 460360, 480670, 511135, 729028, 769072, 817139, 817816, 857680, 911285, 920720, 961340, 1022270, 1458056, 1538144, 1634278, 1635632, 1715360, 1737859, 1822570, 1841440, 1922680, 2044540, 2916112, 3268556, 3271264, 3475718, 3645140, 3845360, 4085695, 4089080, 5832224, 6537112, 6951436, 7258117, 7290280, 7690720, 8171390, 8178160, 8689295, 13074224, 13902872, 14516234, 14580560, 16342780, 16356320, 17378590, 26148448, 27805744, 29032468, 29161120, 32685560, 34757180, 36290585, 55611488, 58064936, 65371120, 69514360, 72581170, 116129872, 123387989, 130742240, 139028720, 145162340, 232259744, 246775978, 278057440, 290324680, 493551956, 580649360, 616939945, 987103912, 1161298720, 1233879890, 1974207824, 2467759780, 3948415648, 4935519560, 9871039120, 19742078240]

約数ペア:

[(1, 19742078240), (2, 9871039120), (4, 4935519560), (5, 3948415648), (8, 2467759780), (10, 1974207824), (16, 1233879890), (17, 1161298720), (20, 987103912), (32, 616939945), (34, 580649360), (40, 493551956), (68, 290324680), (71, 278057440), (80, 246775978), (85, 232259744), (136, 145162340), (142, 139028720), (151, 130742240), (160, 123387989), (170, 116129872), (272, 72581170), (284, 69514360), (302, 65371120), (340, 58064936), (355, 55611488), (544, 36290585), (568, 34757180), (604, 32685560), (677, 29161120), (680, 29032468), (710, 27805744), (755, 26148448), (1136, 17378590), (1207, 16356320), (1208, 16342780), (1354, 14580560), (1360, 14516234), (1420, 13902872), (1510, 13074224), (2272, 8689295), (2414, 8178160), (2416, 8171390), (2567, 7690720), (2708, 7290280), (2720, 7258117), (2840, 6951436), (3020, 6537112), (3385, 5832224), (4828, 4089080), (4832, 4085695), (5134, 3845360), (5416, 3645140), (5680, 3475718), (6035, 3271264), (6040, 3268556), (6770, 2916112), (9656, 2044540), (10268, 1922680), (10721, 1841440), (10832, 1822570), (11360, 1737859), (11509, 1715360), (12070, 1635632), (12080, 1634278), (12835, 1538144), (13540, 1458056), (19312, 1022270), (20536, 961340), (21442, 920720), (21664, 911285), (23018, 857680), (24140, 817816), (24160, 817139), (25670, 769072), (27080, 729028), (38624, 511135), (41072, 480670), (42884, 460360), (46036, 428840), (48067, 410720), (48280, 408908), (51340, 384536), (53605, 368288), (54160, 364514), (57545, 343072), (82144, 240335), (85768, 230180), (92072, 214420), (96134, 205360), (96560, 204454), (102227, 193120), (102680, 192268), (107210, 184144), (108320, 182257), (115090, 171536)]