54900540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 176904000

約数和(自身を除く): 122003460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 149, 178, 180, 207, 230, 267, 276, 298, 345, 356, 414, 445, 447, 460, 534, 596, 690, 745, 801, 828, 890, 894, 1035, 1068, 1335, 1341, 1380, 1490, 1602, 1780, 1788, 2047, 2070, 2235, 2670, 2682, 2980, 3204, 3427, 4005, 4094, 4140, 4470, 5340, 5364, 6141, 6705, 6854, 8010, 8188, 8940, 10235, 10281, 12282, 13261, 13410, 13708, 16020, 17135, 18423, 20470, 20562, 24564, 26522, 26820, 30705, 30843, 34270, 36846, 39783, 40940, 41124, 51405, 53044, 61410, 61686, 66305, 68540, 73692, 79566, 92115, 102810, 119349, 122820, 123372, 132610, 154215, 159132, 184230, 198915, 205620, 238698, 265220, 305003, 308430, 368460, 397830, 477396, 596745, 610006, 616860, 795660, 915009, 1193490, 1220012, 1525015, 1830018, 2386980, 2745027, 3050030, 3660036, 4575045, 5490054, 6100060, 9150090, 10980108, 13725135, 18300180, 27450270, 54900540]

約数ペア:

[(1, 54900540), (2, 27450270), (3, 18300180), (4, 13725135), (5, 10980108), (6, 9150090), (9, 6100060), (10, 5490054), (12, 4575045), (15, 3660036), (18, 3050030), (20, 2745027), (23, 2386980), (30, 1830018), (36, 1525015), (45, 1220012), (46, 1193490), (60, 915009), (69, 795660), (89, 616860), (90, 610006), (92, 596745), (115, 477396), (138, 397830), (149, 368460), (178, 308430), (180, 305003), (207, 265220), (230, 238698), (267, 205620), (276, 198915), (298, 184230), (345, 159132), (356, 154215), (414, 132610), (445, 123372), (447, 122820), (460, 119349), (534, 102810), (596, 92115), (690, 79566), (745, 73692), (801, 68540), (828, 66305), (890, 61686), (894, 61410), (1035, 53044), (1068, 51405), (1335, 41124), (1341, 40940), (1380, 39783), (1490, 36846), (1602, 34270), (1780, 30843), (1788, 30705), (2047, 26820), (2070, 26522), (2235, 24564), (2670, 20562), (2682, 20470), (2980, 18423), (3204, 17135), (3427, 16020), (4005, 13708), (4094, 13410), (4140, 13261), (4470, 12282), (5340, 10281), (5364, 10235), (6141, 8940), (6705, 8188), (6854, 8010)]