121420260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2778

約数の個数: 144

約数和(自身を含む): 417668160

約数和(自身を除く): 296247900

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, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2731, 2964, 3420, 3705, 4446, 4940, 5462, 7410, 8193, 8892, 10924, 11115, 13655, 14820, 16386, 22230, 24579, 27310, 32772, 35503, 40965, 44460, 49158, 51889, 54620, 71006, 81930, 98316, 103778, 106509, 122895, 142012, 155667, 163860, 177515, 207556, 213018, 245790, 259445, 311334, 319527, 355030, 426036, 467001, 491580, 518890, 532545, 622668, 639054, 674557, 710060, 778335, 934002, 1037780, 1065090, 1278108, 1349114, 1556670, 1597635, 1868004, 2023671, 2130180, 2335005, 2698228, 3113340, 3195270, 3372785, 4047342, 4670010, 6071013, 6390540, 6745570, 8094684, 9340020, 10118355, 12142026, 13491140, 20236710, 24284052, 30355065, 40473420, 60710130, 121420260]

約数ペア:

[(1, 121420260), (2, 60710130), (3, 40473420), (4, 30355065), (5, 24284052), (6, 20236710), (9, 13491140), (10, 12142026), (12, 10118355), (13, 9340020), (15, 8094684), (18, 6745570), (19, 6390540), (20, 6071013), (26, 4670010), (30, 4047342), (36, 3372785), (38, 3195270), (39, 3113340), (45, 2698228), (52, 2335005), (57, 2130180), (60, 2023671), (65, 1868004), (76, 1597635), (78, 1556670), (90, 1349114), (95, 1278108), (114, 1065090), (117, 1037780), (130, 934002), (156, 778335), (171, 710060), (180, 674557), (190, 639054), (195, 622668), (228, 532545), (234, 518890), (247, 491580), (260, 467001), (285, 426036), (342, 355030), (380, 319527), (390, 311334), (468, 259445), (494, 245790), (570, 213018), (585, 207556), (684, 177515), (741, 163860), (780, 155667), (855, 142012), (988, 122895), (1140, 106509), (1170, 103778), (1235, 98316), (1482, 81930), (1710, 71006), (2223, 54620), (2340, 51889), (2470, 49158), (2731, 44460), (2964, 40965), (3420, 35503), (3705, 32772), (4446, 27310), (4940, 24579), (5462, 22230), (7410, 16386), (8193, 14820), (8892, 13655), (10924, 11115)]