1000490280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4409}}^1$

素因数の和:4515

約数の個数: 128

約数和(自身を含む): 3149798400

約数和(自身を除く): 2149308120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 61, 62, 93, 120, 122, 124, 155, 183, 186, 244, 248, 305, 310, 366, 372, 465, 488, 610, 620, 732, 744, 915, 930, 1220, 1240, 1464, 1830, 1860, 1891, 2440, 3660, 3720, 3782, 4409, 5673, 7320, 7564, 8818, 9455, 11346, 13227, 15128, 17636, 18910, 22045, 22692, 26454, 28365, 35272, 37820, 44090, 45384, 52908, 56730, 66135, 75640, 88180, 105816, 113460, 132270, 136679, 176360, 226920, 264540, 268949, 273358, 410037, 529080, 537898, 546716, 683395, 806847, 820074, 1075796, 1093432, 1344745, 1366790, 1613694, 1640148, 2050185, 2151592, 2689490, 2733580, 3227388, 3280296, 4034235, 4100370, 5378980, 5467160, 6454776, 8068470, 8200740, 8337419, 10757960, 16136940, 16401480, 16674838, 25012257, 32273880, 33349676, 41687095, 50024514, 66699352, 83374190, 100049028, 125061285, 166748380, 200098056, 250122570, 333496760, 500245140, 1000490280]

約数ペア:

[(1, 1000490280), (2, 500245140), (3, 333496760), (4, 250122570), (5, 200098056), (6, 166748380), (8, 125061285), (10, 100049028), (12, 83374190), (15, 66699352), (20, 50024514), (24, 41687095), (30, 33349676), (31, 32273880), (40, 25012257), (60, 16674838), (61, 16401480), (62, 16136940), (93, 10757960), (120, 8337419), (122, 8200740), (124, 8068470), (155, 6454776), (183, 5467160), (186, 5378980), (244, 4100370), (248, 4034235), (305, 3280296), (310, 3227388), (366, 2733580), (372, 2689490), (465, 2151592), (488, 2050185), (610, 1640148), (620, 1613694), (732, 1366790), (744, 1344745), (915, 1093432), (930, 1075796), (1220, 820074), (1240, 806847), (1464, 683395), (1830, 546716), (1860, 537898), (1891, 529080), (2440, 410037), (3660, 273358), (3720, 268949), (3782, 264540), (4409, 226920), (5673, 176360), (7320, 136679), (7564, 132270), (8818, 113460), (9455, 105816), (11346, 88180), (13227, 75640), (15128, 66135), (17636, 56730), (18910, 52908), (22045, 45384), (22692, 44090), (26454, 37820), (28365, 35272)]