1245198080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4542

約数の個数: 144

約数和(自身を含む): 3519473664

約数和(自身を除く): 2274275584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4340, 4480, 4483, 4960, 6944, 7936, 8680, 8960, 8966, 9920, 13888, 17360, 17932, 19840, 22415, 27776, 31381, 34720, 35864, 39680, 44830, 55552, 62762, 69440, 71728, 89660, 125524, 138880, 138973, 143456, 156905, 179320, 251048, 277760, 277946, 286912, 313810, 358640, 502096, 555892, 573824, 627620, 694865, 717280, 972811, 1004192, 1111784, 1147648, 1255240, 1389730, 1434560, 1945622, 2008384, 2223568, 2510480, 2779460, 2869120, 3891244, 4016768, 4447136, 4864055, 5020960, 5558920, 5738240, 7782488, 8033536, 8894272, 9728110, 10041920, 11117840, 15564976, 17788544, 19456220, 20083840, 22235680, 31129952, 35577088, 38912440, 40167680, 44471360, 62259904, 77824880, 88942720, 124519808, 155649760, 177885440, 249039616, 311299520, 622599040, 1245198080]

約数ペア:

[(1, 1245198080), (2, 622599040), (4, 311299520), (5, 249039616), (7, 177885440), (8, 155649760), (10, 124519808), (14, 88942720), (16, 77824880), (20, 62259904), (28, 44471360), (31, 40167680), (32, 38912440), (35, 35577088), (40, 31129952), (56, 22235680), (62, 20083840), (64, 19456220), (70, 17788544), (80, 15564976), (112, 11117840), (124, 10041920), (128, 9728110), (140, 8894272), (155, 8033536), (160, 7782488), (217, 5738240), (224, 5558920), (248, 5020960), (256, 4864055), (280, 4447136), (310, 4016768), (320, 3891244), (434, 2869120), (448, 2779460), (496, 2510480), (560, 2223568), (620, 2008384), (640, 1945622), (868, 1434560), (896, 1389730), (992, 1255240), (1085, 1147648), (1120, 1111784), (1240, 1004192), (1280, 972811), (1736, 717280), (1792, 694865), (1984, 627620), (2170, 573824), (2240, 555892), (2480, 502096), (3472, 358640), (3968, 313810), (4340, 286912), (4480, 277946), (4483, 277760), (4960, 251048), (6944, 179320), (7936, 156905), (8680, 143456), (8960, 138973), (8966, 138880), (9920, 125524), (13888, 89660), (17360, 71728), (17932, 69440), (19840, 62762), (22415, 55552), (27776, 44830), (31381, 39680), (34720, 35864)]