1331823360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{49547}}^1$

素因数の和:49578

約数の個数: 144

約数和(自身を含む): 4861253376

約数和(自身を除く): 3529430016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 49547, 99094, 148641, 198188, 247735, 297282, 346829, 396376, 495470, 594564, 693658, 743205, 792752, 990940, 1040487, 1189128, 1387316, 1486410, 1585504, 1734145, 1981880, 2080974, 2378256, 2774632, 2972820, 3171008, 3468290, 3963760, 4161948, 4756512, 5202435, 5549264, 5945640, 6342016, 6936580, 7927520, 8323896, 9513024, 10404870, 11098528, 11891280, 12684032, 13873160, 15855040, 16647792, 19026048, 20809740, 22197056, 23782560, 27746320, 31710080, 33295584, 38052096, 41619480, 44394112, 47565120, 55492640, 63420160, 66591168, 83238960, 88788224, 95130240, 110985280, 133182336, 166477920, 190260480, 221970560, 266364672, 332955840, 443941120, 665911680, 1331823360]

約数ペア:

[(1, 1331823360), (2, 665911680), (3, 443941120), (4, 332955840), (5, 266364672), (6, 221970560), (7, 190260480), (8, 166477920), (10, 133182336), (12, 110985280), (14, 95130240), (15, 88788224), (16, 83238960), (20, 66591168), (21, 63420160), (24, 55492640), (28, 47565120), (30, 44394112), (32, 41619480), (35, 38052096), (40, 33295584), (42, 31710080), (48, 27746320), (56, 23782560), (60, 22197056), (64, 20809740), (70, 19026048), (80, 16647792), (84, 15855040), (96, 13873160), (105, 12684032), (112, 11891280), (120, 11098528), (128, 10404870), (140, 9513024), (160, 8323896), (168, 7927520), (192, 6936580), (210, 6342016), (224, 5945640), (240, 5549264), (256, 5202435), (280, 4756512), (320, 4161948), (336, 3963760), (384, 3468290), (420, 3171008), (448, 2972820), (480, 2774632), (560, 2378256), (640, 2080974), (672, 1981880), (768, 1734145), (840, 1585504), (896, 1486410), (960, 1387316), (1120, 1189128), (1280, 1040487), (1344, 990940), (1680, 792752), (1792, 743205), (1920, 693658), (2240, 594564), (2688, 495470), (3360, 396376), (3840, 346829), (4480, 297282), (5376, 247735), (6720, 198188), (8960, 148641), (13440, 99094), (26880, 49547)]