127230720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 430466400

約数和(自身を除く): 303235680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 1949, 2040, 2176, 2720, 3264, 3840, 3898, 4080, 4352, 5440, 5847, 6528, 7796, 8160, 9745, 10880, 11694, 13056, 15592, 16320, 19490, 21760, 23388, 29235, 31184, 32640, 33133, 38980, 46776, 58470, 62368, 65280, 66266, 77960, 93552, 99399, 116940, 124736, 132532, 155920, 165665, 187104, 198798, 233880, 249472, 265064, 311840, 331330, 374208, 397596, 467760, 496995, 498944, 530128, 623680, 662660, 748416, 795192, 935520, 993990, 1060256, 1247360, 1325320, 1496832, 1590384, 1871040, 1987980, 2120512, 2494720, 2650640, 3180768, 3742080, 3975960, 4241024, 5301280, 6361536, 7484160, 7951920, 8482048, 10602560, 12723072, 15903840, 21205120, 25446144, 31807680, 42410240, 63615360, 127230720]

約数ペア:

[(1, 127230720), (2, 63615360), (3, 42410240), (4, 31807680), (5, 25446144), (6, 21205120), (8, 15903840), (10, 12723072), (12, 10602560), (15, 8482048), (16, 7951920), (17, 7484160), (20, 6361536), (24, 5301280), (30, 4241024), (32, 3975960), (34, 3742080), (40, 3180768), (48, 2650640), (51, 2494720), (60, 2120512), (64, 1987980), (68, 1871040), (80, 1590384), (85, 1496832), (96, 1325320), (102, 1247360), (120, 1060256), (128, 993990), (136, 935520), (160, 795192), (170, 748416), (192, 662660), (204, 623680), (240, 530128), (255, 498944), (256, 496995), (272, 467760), (320, 397596), (340, 374208), (384, 331330), (408, 311840), (480, 265064), (510, 249472), (544, 233880), (640, 198798), (680, 187104), (768, 165665), (816, 155920), (960, 132532), (1020, 124736), (1088, 116940), (1280, 99399), (1360, 93552), (1632, 77960), (1920, 66266), (1949, 65280), (2040, 62368), (2176, 58470), (2720, 46776), (3264, 38980), (3840, 33133), (3898, 32640), (4080, 31184), (4352, 29235), (5440, 23388), (5847, 21760), (6528, 19490), (7796, 16320), (8160, 15592), (9745, 13056), (10880, 11694)]