128659680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1969

約数の個数: 144

約数和(自身を含む): 448628544

約数和(自身を除く): 319968864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 1901, 2115, 2256, 2820, 3384, 3760, 3802, 4230, 4512, 5640, 5703, 6768, 7520, 7604, 8460, 9505, 11280, 11406, 13536, 15208, 16920, 17109, 19010, 22560, 22812, 28515, 30416, 33840, 34218, 38020, 45624, 57030, 60832, 67680, 68436, 76040, 85545, 89347, 91248, 114060, 136872, 152080, 171090, 178694, 182496, 228120, 268041, 273744, 304160, 342180, 357388, 446735, 456240, 536082, 547488, 684360, 714776, 804123, 893470, 912480, 1072164, 1340205, 1368720, 1429552, 1608246, 1786940, 2144328, 2680410, 2737440, 2859104, 3216492, 3573880, 4020615, 4288656, 5360820, 6432984, 7147760, 8041230, 8577312, 10721640, 12865968, 14295520, 16082460, 21443280, 25731936, 32164920, 42886560, 64329840, 128659680]

約数ペア:

[(1, 128659680), (2, 64329840), (3, 42886560), (4, 32164920), (5, 25731936), (6, 21443280), (8, 16082460), (9, 14295520), (10, 12865968), (12, 10721640), (15, 8577312), (16, 8041230), (18, 7147760), (20, 6432984), (24, 5360820), (30, 4288656), (32, 4020615), (36, 3573880), (40, 3216492), (45, 2859104), (47, 2737440), (48, 2680410), (60, 2144328), (72, 1786940), (80, 1608246), (90, 1429552), (94, 1368720), (96, 1340205), (120, 1072164), (141, 912480), (144, 893470), (160, 804123), (180, 714776), (188, 684360), (235, 547488), (240, 536082), (282, 456240), (288, 446735), (360, 357388), (376, 342180), (423, 304160), (470, 273744), (480, 268041), (564, 228120), (705, 182496), (720, 178694), (752, 171090), (846, 152080), (940, 136872), (1128, 114060), (1410, 91248), (1440, 89347), (1504, 85545), (1692, 76040), (1880, 68436), (1901, 67680), (2115, 60832), (2256, 57030), (2820, 45624), (3384, 38020), (3760, 34218), (3802, 33840), (4230, 30416), (4512, 28515), (5640, 22812), (5703, 22560), (6768, 19010), (7520, 17109), (7604, 16920), (8460, 15208), (9505, 13536), (11280, 11406)]