261020160

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11329}}^1$

素因数の和:11358

約数の個数: 120

約数和(自身を含む): 904066020

約数和(自身を除く): 643045860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11329, 11520, 22658, 23040, 33987, 45316, 56645, 67974, 90632, 101961, 113290, 135948, 169935, 181264, 203922, 226580, 271896, 339870, 362528, 407844, 453160, 509805, 543792, 679740, 725056, 815688, 906320, 1019610, 1087584, 1359480, 1450112, 1631376, 1812640, 2039220, 2175168, 2718960, 2900224, 3262752, 3625280, 4078440, 4350336, 5437920, 5800448, 6525504, 7250560, 8156880, 8700672, 10875840, 13051008, 14501120, 16313760, 17401344, 21751680, 26102016, 29002240, 32627520, 43503360, 52204032, 65255040, 87006720, 130510080, 261020160]

約数ペア:

[(1, 261020160), (2, 130510080), (3, 87006720), (4, 65255040), (5, 52204032), (6, 43503360), (8, 32627520), (9, 29002240), (10, 26102016), (12, 21751680), (15, 17401344), (16, 16313760), (18, 14501120), (20, 13051008), (24, 10875840), (30, 8700672), (32, 8156880), (36, 7250560), (40, 6525504), (45, 5800448), (48, 5437920), (60, 4350336), (64, 4078440), (72, 3625280), (80, 3262752), (90, 2900224), (96, 2718960), (120, 2175168), (128, 2039220), (144, 1812640), (160, 1631376), (180, 1450112), (192, 1359480), (240, 1087584), (256, 1019610), (288, 906320), (320, 815688), (360, 725056), (384, 679740), (480, 543792), (512, 509805), (576, 453160), (640, 407844), (720, 362528), (768, 339870), (960, 271896), (1152, 226580), (1280, 203922), (1440, 181264), (1536, 169935), (1920, 135948), (2304, 113290), (2560, 101961), (2880, 90632), (3840, 67974), (4608, 56645), (5760, 45316), (7680, 33987), (11329, 23040), (11520, 22658)]