78200010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 251596800

約数和(自身を除く): 173396790

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 47, 57, 63, 70, 90, 94, 95, 105, 114, 126, 133, 139, 141, 171, 190, 210, 235, 266, 278, 282, 285, 315, 329, 342, 399, 417, 423, 470, 570, 630, 658, 665, 695, 705, 798, 834, 846, 855, 893, 973, 987, 1197, 1251, 1330, 1390, 1410, 1645, 1710, 1786, 1946, 1974, 1995, 2085, 2115, 2394, 2502, 2641, 2679, 2919, 2961, 3290, 3990, 4170, 4230, 4465, 4865, 4935, 5282, 5358, 5838, 5922, 5985, 6251, 6255, 6533, 7923, 8037, 8757, 8930, 9730, 9870, 11970, 12502, 12510, 13066, 13205, 13395, 14595, 14805, 15846, 16074, 17514, 18487, 18753, 19599, 23769, 26410, 26790, 29190, 29610, 31255, 32665, 36974, 37506, 39198, 39615, 40185, 43785, 45731, 47538, 55461, 56259, 58797, 62510, 65330, 79230, 80370, 87570, 91462, 92435, 93765, 97995, 110922, 112518, 117594, 118845, 124127, 137193, 166383, 184870, 187530, 195990, 228655, 237690, 248254, 274386, 277305, 281295, 293985, 332766, 372381, 411579, 457310, 554610, 562590, 587970, 620635, 685965, 744762, 823158, 831915, 868889, 1117143, 1241270, 1371930, 1663830, 1737778, 1861905, 2057895, 2234286, 2606667, 3723810, 4115790, 4344445, 5213334, 5585715, 7820001, 8688890, 11171430, 13033335, 15640002, 26066670, 39100005, 78200010]

約数ペア:

[(1, 78200010), (2, 39100005), (3, 26066670), (5, 15640002), (6, 13033335), (7, 11171430), (9, 8688890), (10, 7820001), (14, 5585715), (15, 5213334), (18, 4344445), (19, 4115790), (21, 3723810), (30, 2606667), (35, 2234286), (38, 2057895), (42, 1861905), (45, 1737778), (47, 1663830), (57, 1371930), (63, 1241270), (70, 1117143), (90, 868889), (94, 831915), (95, 823158), (105, 744762), (114, 685965), (126, 620635), (133, 587970), (139, 562590), (141, 554610), (171, 457310), (190, 411579), (210, 372381), (235, 332766), (266, 293985), (278, 281295), (282, 277305), (285, 274386), (315, 248254), (329, 237690), (342, 228655), (399, 195990), (417, 187530), (423, 184870), (470, 166383), (570, 137193), (630, 124127), (658, 118845), (665, 117594), (695, 112518), (705, 110922), (798, 97995), (834, 93765), (846, 92435), (855, 91462), (893, 87570), (973, 80370), (987, 79230), (1197, 65330), (1251, 62510), (1330, 58797), (1390, 56259), (1410, 55461), (1645, 47538), (1710, 45731), (1786, 43785), (1946, 40185), (1974, 39615), (1995, 39198), (2085, 37506), (2115, 36974), (2394, 32665), (2502, 31255), (2641, 29610), (2679, 29190), (2919, 26790), (2961, 26410), (3290, 23769), (3990, 19599), (4170, 18753), (4230, 18487), (4465, 17514), (4865, 16074), (4935, 15846), (5282, 14805), (5358, 14595), (5838, 13395), (5922, 13205), (5985, 13066), (6251, 12510), (6255, 12502), (6533, 11970), (7923, 9870), (8037, 9730), (8757, 8930)]