19874107890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47581}}^1$

素因数の和:47634

約数の個数: 256

約数和(自身を含む): 69066224640

約数和(自身を除く): 49192116750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 17, 18, 21, 26, 27, 30, 34, 35, 39, 42, 45, 51, 54, 63, 65, 70, 78, 85, 90, 91, 102, 105, 117, 119, 126, 130, 135, 153, 170, 182, 189, 195, 210, 221, 234, 238, 255, 270, 273, 306, 315, 351, 357, 378, 390, 442, 455, 459, 510, 546, 585, 595, 630, 663, 702, 714, 765, 819, 910, 918, 945, 1071, 1105, 1170, 1190, 1326, 1365, 1530, 1547, 1638, 1755, 1785, 1890, 1989, 2142, 2210, 2295, 2457, 2730, 3094, 3213, 3315, 3510, 3570, 3978, 4095, 4590, 4641, 4914, 5355, 5967, 6426, 6630, 7735, 8190, 9282, 9945, 10710, 11934, 12285, 13923, 15470, 16065, 19890, 23205, 24570, 27846, 29835, 32130, 41769, 46410, 47581, 59670, 69615, 83538, 95162, 139230, 142743, 208845, 237905, 285486, 333067, 417690, 428229, 475810, 618553, 666134, 713715, 808877, 856458, 999201, 1237106, 1284687, 1427430, 1617754, 1665335, 1855659, 1998402, 2141145, 2426631, 2569374, 2997603, 3092765, 3330670, 3711318, 4044385, 4282290, 4329871, 4853262, 4996005, 5566977, 5662139, 5995206, 6185530, 6423435, 7279893, 8088770, 8659742, 8992809, 9278295, 9992010, 10515401, 11133954, 11324278, 12133155, 12846870, 12989613, 14559786, 14988015, 16700931, 16986417, 17985618, 18556590, 21030802, 21649355, 21839679, 24266310, 25979226, 27834885, 28310695, 29976030, 31546203, 33401862, 33972834, 36399465, 38968839, 43298710, 43679358, 44964045, 50959251, 52577005, 55669770, 56621390, 63092406, 64948065, 72798930, 73607807, 77937678, 83504655, 84932085, 89928090, 94638609, 101918502, 105154010, 109198395, 116906517, 129896130, 147215614, 152877753, 157731015, 167009310, 169864170, 189277218, 194844195, 218396790, 220823421, 233813034, 254796255, 283915827, 305755506, 315462030, 368039035, 389688390, 441646842, 473193045, 509592510, 567831654, 584532585, 662470263, 736078070, 764388765, 946386090, 1104117105, 1169065170, 1324940526, 1419579135, 1528777530, 1987410789, 2208234210, 2839158270, 3312351315, 3974821578, 6624702630, 9937053945, 19874107890]

約数ペア:

[(1, 19874107890), (2, 9937053945), (3, 6624702630), (5, 3974821578), (6, 3312351315), (7, 2839158270), (9, 2208234210), (10, 1987410789), (13, 1528777530), (14, 1419579135), (15, 1324940526), (17, 1169065170), (18, 1104117105), (21, 946386090), (26, 764388765), (27, 736078070), (30, 662470263), (34, 584532585), (35, 567831654), (39, 509592510), (42, 473193045), (45, 441646842), (51, 389688390), (54, 368039035), (63, 315462030), (65, 305755506), (70, 283915827), (78, 254796255), (85, 233813034), (90, 220823421), (91, 218396790), (102, 194844195), (105, 189277218), (117, 169864170), (119, 167009310), (126, 157731015), (130, 152877753), (135, 147215614), (153, 129896130), (170, 116906517), (182, 109198395), (189, 105154010), (195, 101918502), (210, 94638609), (221, 89928090), (234, 84932085), (238, 83504655), (255, 77937678), (270, 73607807), (273, 72798930), (306, 64948065), (315, 63092406), (351, 56621390), (357, 55669770), (378, 52577005), (390, 50959251), (442, 44964045), (455, 43679358), (459, 43298710), (510, 38968839), (546, 36399465), (585, 33972834), (595, 33401862), (630, 31546203), (663, 29976030), (702, 28310695), (714, 27834885), (765, 25979226), (819, 24266310), (910, 21839679), (918, 21649355), (945, 21030802), (1071, 18556590), (1105, 17985618), (1170, 16986417), (1190, 16700931), (1326, 14988015), (1365, 14559786), (1530, 12989613), (1547, 12846870), (1638, 12133155), (1755, 11324278), (1785, 11133954), (1890, 10515401), (1989, 9992010), (2142, 9278295), (2210, 8992809), (2295, 8659742), (2457, 8088770), (2730, 7279893), (3094, 6423435), (3213, 6185530), (3315, 5995206), (3510, 5662139), (3570, 5566977), (3978, 4996005), (4095, 4853262), (4590, 4329871), (4641, 4282290), (4914, 4044385), (5355, 3711318), (5967, 3330670), (6426, 3092765), (6630, 2997603), (7735, 2569374), (8190, 2426631), (9282, 2141145), (9945, 1998402), (10710, 1855659), (11934, 1665335), (12285, 1617754), (13923, 1427430), (15470, 1284687), (16065, 1237106), (19890, 999201), (23205, 856458), (24570, 808877), (27846, 713715), (29835, 666134), (32130, 618553), (41769, 475810), (46410, 428229), (47581, 417690), (59670, 333067), (69615, 285486), (83538, 237905), (95162, 208845), (139230, 142743)]