51529140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 180566568

約数和(自身を除く): 129037428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 61, 65, 76, 78, 90, 95, 114, 117, 122, 130, 156, 171, 180, 183, 190, 195, 228, 234, 244, 247, 260, 285, 305, 342, 361, 366, 380, 390, 468, 494, 549, 570, 585, 610, 684, 722, 732, 741, 780, 793, 855, 915, 988, 1083, 1098, 1140, 1159, 1170, 1220, 1235, 1444, 1482, 1586, 1710, 1805, 1830, 2166, 2196, 2223, 2318, 2340, 2379, 2470, 2745, 2964, 3172, 3249, 3420, 3477, 3610, 3660, 3705, 3965, 4332, 4446, 4636, 4693, 4758, 4940, 5415, 5490, 5795, 6498, 6954, 7137, 7220, 7410, 7930, 8892, 9386, 9516, 10431, 10830, 10980, 11115, 11590, 11895, 12996, 13908, 14079, 14274, 14820, 15067, 15860, 16245, 17385, 18772, 20862, 21660, 22021, 22230, 23180, 23465, 23790, 28158, 28548, 30134, 32490, 34770, 35685, 41724, 42237, 44042, 44460, 45201, 46930, 47580, 52155, 56316, 60268, 64980, 66063, 69540, 70395, 71370, 75335, 84474, 88084, 90402, 93860, 104310, 110105, 132126, 135603, 140790, 142740, 150670, 168948, 180804, 198189, 208620, 211185, 220210, 226005, 264252, 271206, 281580, 286273, 301340, 330315, 396378, 422370, 440420, 452010, 542412, 572546, 660630, 678015, 792756, 844740, 858819, 904020, 990945, 1145092, 1321260, 1356030, 1431365, 1717638, 1981890, 2576457, 2712060, 2862730, 3435276, 3963780, 4294095, 5152914, 5725460, 8588190, 10305828, 12882285, 17176380, 25764570, 51529140]

約数ペア:

[(1, 51529140), (2, 25764570), (3, 17176380), (4, 12882285), (5, 10305828), (6, 8588190), (9, 5725460), (10, 5152914), (12, 4294095), (13, 3963780), (15, 3435276), (18, 2862730), (19, 2712060), (20, 2576457), (26, 1981890), (30, 1717638), (36, 1431365), (38, 1356030), (39, 1321260), (45, 1145092), (52, 990945), (57, 904020), (60, 858819), (61, 844740), (65, 792756), (76, 678015), (78, 660630), (90, 572546), (95, 542412), (114, 452010), (117, 440420), (122, 422370), (130, 396378), (156, 330315), (171, 301340), (180, 286273), (183, 281580), (190, 271206), (195, 264252), (228, 226005), (234, 220210), (244, 211185), (247, 208620), (260, 198189), (285, 180804), (305, 168948), (342, 150670), (361, 142740), (366, 140790), (380, 135603), (390, 132126), (468, 110105), (494, 104310), (549, 93860), (570, 90402), (585, 88084), (610, 84474), (684, 75335), (722, 71370), (732, 70395), (741, 69540), (780, 66063), (793, 64980), (855, 60268), (915, 56316), (988, 52155), (1083, 47580), (1098, 46930), (1140, 45201), (1159, 44460), (1170, 44042), (1220, 42237), (1235, 41724), (1444, 35685), (1482, 34770), (1586, 32490), (1710, 30134), (1805, 28548), (1830, 28158), (2166, 23790), (2196, 23465), (2223, 23180), (2318, 22230), (2340, 22021), (2379, 21660), (2470, 20862), (2745, 18772), (2964, 17385), (3172, 16245), (3249, 15860), (3420, 15067), (3477, 14820), (3610, 14274), (3660, 14079), (3705, 13908), (3965, 12996), (4332, 11895), (4446, 11590), (4636, 11115), (4693, 10980), (4758, 10830), (4940, 10431), (5415, 9516), (5490, 9386), (5795, 8892), (6498, 7930), (6954, 7410), (7137, 7220)]