123307520

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{983}}^1$

素因数の和:1020

約数の個数: 120

約数和(自身を含む): 344268144

約数和(自身を除く): 220960624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 983, 1120, 1280, 1568, 1792, 1960, 1966, 2240, 2560, 3136, 3584, 3920, 3932, 4480, 4915, 6272, 6881, 7840, 7864, 8960, 9830, 12544, 13762, 15680, 15728, 17920, 19660, 25088, 27524, 31360, 31456, 34405, 39320, 48167, 55048, 62720, 62912, 68810, 78640, 96334, 110096, 125440, 125824, 137620, 157280, 192668, 220192, 240835, 251648, 275240, 314560, 385336, 440384, 481670, 503296, 550480, 629120, 770672, 880768, 963340, 1100960, 1258240, 1541344, 1761536, 1926680, 2201920, 2516480, 3082688, 3523072, 3853360, 4403840, 6165376, 7706720, 8807680, 12330752, 15413440, 17615360, 24661504, 30826880, 61653760, 123307520]

約数ペア:

[(1, 123307520), (2, 61653760), (4, 30826880), (5, 24661504), (7, 17615360), (8, 15413440), (10, 12330752), (14, 8807680), (16, 7706720), (20, 6165376), (28, 4403840), (32, 3853360), (35, 3523072), (40, 3082688), (49, 2516480), (56, 2201920), (64, 1926680), (70, 1761536), (80, 1541344), (98, 1258240), (112, 1100960), (128, 963340), (140, 880768), (160, 770672), (196, 629120), (224, 550480), (245, 503296), (256, 481670), (280, 440384), (320, 385336), (392, 314560), (448, 275240), (490, 251648), (512, 240835), (560, 220192), (640, 192668), (784, 157280), (896, 137620), (980, 125824), (983, 125440), (1120, 110096), (1280, 96334), (1568, 78640), (1792, 68810), (1960, 62912), (1966, 62720), (2240, 55048), (2560, 48167), (3136, 39320), (3584, 34405), (3920, 31456), (3932, 31360), (4480, 27524), (4915, 25088), (6272, 19660), (6881, 17920), (7840, 15728), (7864, 15680), (8960, 13762), (9830, 12544)]