257500080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1229}}^1$

素因数の和:1348

約数の個数: 160

約数和(自身を含む): 896817600

約数和(自身を除く): 639317520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 97, 108, 120, 135, 144, 180, 194, 216, 240, 270, 291, 360, 388, 432, 485, 540, 582, 720, 776, 873, 970, 1080, 1164, 1229, 1455, 1552, 1746, 1940, 2160, 2328, 2458, 2619, 2910, 3492, 3687, 3880, 4365, 4656, 4916, 5238, 5820, 6145, 6984, 7374, 7760, 8730, 9832, 10476, 11061, 11640, 12290, 13095, 13968, 14748, 17460, 18435, 19664, 20952, 22122, 23280, 24580, 26190, 29496, 33183, 34920, 36870, 41904, 44244, 49160, 52380, 55305, 58992, 66366, 69840, 73740, 88488, 98320, 104760, 110610, 119213, 132732, 147480, 165915, 176976, 209520, 221220, 238426, 265464, 294960, 331830, 357639, 442440, 476852, 530928, 596065, 663660, 715278, 884880, 953704, 1072917, 1192130, 1327320, 1430556, 1788195, 1907408, 2145834, 2384260, 2654640, 2861112, 3218751, 3576390, 4291668, 4768520, 5364585, 5722224, 6437502, 7152780, 8583336, 9537040, 10729170, 12875004, 14305560, 16093755, 17166672, 21458340, 25750008, 28611120, 32187510, 42916680, 51500016, 64375020, 85833360, 128750040, 257500080]

約数ペア:

[(1, 257500080), (2, 128750040), (3, 85833360), (4, 64375020), (5, 51500016), (6, 42916680), (8, 32187510), (9, 28611120), (10, 25750008), (12, 21458340), (15, 17166672), (16, 16093755), (18, 14305560), (20, 12875004), (24, 10729170), (27, 9537040), (30, 8583336), (36, 7152780), (40, 6437502), (45, 5722224), (48, 5364585), (54, 4768520), (60, 4291668), (72, 3576390), (80, 3218751), (90, 2861112), (97, 2654640), (108, 2384260), (120, 2145834), (135, 1907408), (144, 1788195), (180, 1430556), (194, 1327320), (216, 1192130), (240, 1072917), (270, 953704), (291, 884880), (360, 715278), (388, 663660), (432, 596065), (485, 530928), (540, 476852), (582, 442440), (720, 357639), (776, 331830), (873, 294960), (970, 265464), (1080, 238426), (1164, 221220), (1229, 209520), (1455, 176976), (1552, 165915), (1746, 147480), (1940, 132732), (2160, 119213), (2328, 110610), (2458, 104760), (2619, 98320), (2910, 88488), (3492, 73740), (3687, 69840), (3880, 66366), (4365, 58992), (4656, 55305), (4916, 52380), (5238, 49160), (5820, 44244), (6145, 41904), (6984, 36870), (7374, 34920), (7760, 33183), (8730, 29496), (9832, 26190), (10476, 24580), (11061, 23280), (11640, 22122), (12290, 20952), (13095, 19664), (13968, 18435), (14748, 17460)]