639112110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 256

約数和(自身を含む): 2048385024

約数和(自身を除く): 1409272914

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 47, 51, 65, 70, 78, 85, 91, 94, 102, 105, 119, 130, 141, 170, 182, 195, 210, 221, 235, 238, 255, 273, 282, 293, 329, 357, 390, 442, 455, 470, 510, 546, 586, 595, 611, 658, 663, 705, 714, 799, 879, 910, 987, 1105, 1190, 1222, 1326, 1365, 1410, 1465, 1547, 1598, 1645, 1758, 1785, 1833, 1974, 2051, 2210, 2397, 2730, 2930, 3055, 3094, 3290, 3315, 3570, 3666, 3809, 3995, 4102, 4277, 4395, 4641, 4794, 4935, 4981, 5593, 6110, 6153, 6630, 7618, 7735, 7990, 8554, 8790, 9165, 9282, 9870, 9962, 10255, 10387, 11186, 11427, 11985, 12306, 12831, 13771, 14943, 15470, 16779, 18330, 19045, 20510, 20774, 21385, 22854, 23205, 23970, 24905, 25662, 26663, 27542, 27965, 29886, 30765, 31161, 33558, 34867, 38090, 41313, 42770, 46410, 49810, 51935, 53326, 55930, 57135, 61530, 62322, 64155, 64753, 68855, 69734, 72709, 74715, 79989, 82626, 83895, 96397, 103870, 104601, 114270, 128310, 129506, 133315, 137710, 145418, 149430, 155805, 159978, 167790, 174335, 179023, 192794, 194259, 206565, 209202, 218127, 234107, 266630, 289191, 311610, 323765, 348670, 358046, 363545, 388518, 399945, 413130, 436254, 453271, 468214, 481985, 523005, 537069, 578382, 647530, 702321, 727090, 799890, 895115, 906542, 963970, 971295, 1046010, 1074138, 1090635, 1170535, 1253161, 1359813, 1404642, 1445955, 1638749, 1790230, 1942590, 2181270, 2266355, 2341070, 2506322, 2685345, 2719626, 2891910, 3043391, 3277498, 3511605, 3759483, 4532710, 4916247, 5370690, 6086782, 6265805, 6799065, 7023210, 7518966, 8193745, 9130173, 9832494, 12531610, 13598130, 15216955, 16387490, 18260346, 18797415, 21303737, 24581235, 30433910, 37594830, 42607474, 45650865, 49162470, 63911211, 91301730, 106518685, 127822422, 213037370, 319556055, 639112110]

約数ペア:

[(1, 639112110), (2, 319556055), (3, 213037370), (5, 127822422), (6, 106518685), (7, 91301730), (10, 63911211), (13, 49162470), (14, 45650865), (15, 42607474), (17, 37594830), (21, 30433910), (26, 24581235), (30, 21303737), (34, 18797415), (35, 18260346), (39, 16387490), (42, 15216955), (47, 13598130), (51, 12531610), (65, 9832494), (70, 9130173), (78, 8193745), (85, 7518966), (91, 7023210), (94, 6799065), (102, 6265805), (105, 6086782), (119, 5370690), (130, 4916247), (141, 4532710), (170, 3759483), (182, 3511605), (195, 3277498), (210, 3043391), (221, 2891910), (235, 2719626), (238, 2685345), (255, 2506322), (273, 2341070), (282, 2266355), (293, 2181270), (329, 1942590), (357, 1790230), (390, 1638749), (442, 1445955), (455, 1404642), (470, 1359813), (510, 1253161), (546, 1170535), (586, 1090635), (595, 1074138), (611, 1046010), (658, 971295), (663, 963970), (705, 906542), (714, 895115), (799, 799890), (879, 727090), (910, 702321), (987, 647530), (1105, 578382), (1190, 537069), (1222, 523005), (1326, 481985), (1365, 468214), (1410, 453271), (1465, 436254), (1547, 413130), (1598, 399945), (1645, 388518), (1758, 363545), (1785, 358046), (1833, 348670), (1974, 323765), (2051, 311610), (2210, 289191), (2397, 266630), (2730, 234107), (2930, 218127), (3055, 209202), (3094, 206565), (3290, 194259), (3315, 192794), (3570, 179023), (3666, 174335), (3809, 167790), (3995, 159978), (4102, 155805), (4277, 149430), (4395, 145418), (4641, 137710), (4794, 133315), (4935, 129506), (4981, 128310), (5593, 114270), (6110, 104601), (6153, 103870), (6630, 96397), (7618, 83895), (7735, 82626), (7990, 79989), (8554, 74715), (8790, 72709), (9165, 69734), (9282, 68855), (9870, 64753), (9962, 64155), (10255, 62322), (10387, 61530), (11186, 57135), (11427, 55930), (11985, 53326), (12306, 51935), (12831, 49810), (13771, 46410), (14943, 42770), (15470, 41313), (16779, 38090), (18330, 34867), (19045, 33558), (20510, 31161), (20774, 30765), (21385, 29886), (22854, 27965), (23205, 27542), (23970, 26663), (24905, 25662)]