28545840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 98306208

約数和(自身を除く): 69760368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 967, 984, 1230, 1476, 1640, 1845, 1934, 1968, 2460, 2901, 2952, 3280, 3690, 3868, 4835, 4920, 5802, 5904, 7380, 7736, 8703, 9670, 9840, 11604, 14505, 14760, 15472, 17406, 19340, 23208, 29010, 29520, 34812, 38680, 39647, 43515, 46416, 58020, 69624, 77360, 79294, 87030, 116040, 118941, 139248, 158588, 174060, 198235, 232080, 237882, 317176, 348120, 356823, 396470, 475764, 594705, 634352, 696240, 713646, 792940, 951528, 1189410, 1427292, 1585880, 1784115, 1903056, 2378820, 2854584, 3171760, 3568230, 4757640, 5709168, 7136460, 9515280, 14272920, 28545840]

約数ペア:

[(1, 28545840), (2, 14272920), (3, 9515280), (4, 7136460), (5, 5709168), (6, 4757640), (8, 3568230), (9, 3171760), (10, 2854584), (12, 2378820), (15, 1903056), (16, 1784115), (18, 1585880), (20, 1427292), (24, 1189410), (30, 951528), (36, 792940), (40, 713646), (41, 696240), (45, 634352), (48, 594705), (60, 475764), (72, 396470), (80, 356823), (82, 348120), (90, 317176), (120, 237882), (123, 232080), (144, 198235), (164, 174060), (180, 158588), (205, 139248), (240, 118941), (246, 116040), (328, 87030), (360, 79294), (369, 77360), (410, 69624), (492, 58020), (615, 46416), (656, 43515), (720, 39647), (738, 38680), (820, 34812), (967, 29520), (984, 29010), (1230, 23208), (1476, 19340), (1640, 17406), (1845, 15472), (1934, 14760), (1968, 14505), (2460, 11604), (2901, 9840), (2952, 9670), (3280, 8703), (3690, 7736), (3868, 7380), (4835, 5904), (4920, 5802)]