31305600

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{1087}}^1$

素因数の和:1117

約数の個数: 144

約数和(自身を含む): 111808320

約数和(自身を除く): 80502720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1087, 1152, 1200, 1440, 1600, 1800, 1920, 2174, 2400, 2880, 3200, 3261, 3600, 4348, 4800, 5435, 5760, 6522, 7200, 8696, 9600, 9783, 10870, 13044, 14400, 16305, 17392, 19566, 21740, 26088, 27175, 28800, 32610, 34784, 39132, 43480, 48915, 52176, 54350, 65220, 69568, 78264, 81525, 86960, 97830, 104352, 108700, 130440, 139136, 156528, 163050, 173920, 195660, 208704, 217400, 244575, 260880, 313056, 326100, 347840, 391320, 417408, 434800, 489150, 521760, 626112, 652200, 695680, 782640, 869600, 978300, 1043520, 1252224, 1304400, 1565280, 1739200, 1956600, 2087040, 2608800, 3130560, 3478400, 3913200, 5217600, 6261120, 7826400, 10435200, 15652800, 31305600]

約数ペア:

[(1, 31305600), (2, 15652800), (3, 10435200), (4, 7826400), (5, 6261120), (6, 5217600), (8, 3913200), (9, 3478400), (10, 3130560), (12, 2608800), (15, 2087040), (16, 1956600), (18, 1739200), (20, 1565280), (24, 1304400), (25, 1252224), (30, 1043520), (32, 978300), (36, 869600), (40, 782640), (45, 695680), (48, 652200), (50, 626112), (60, 521760), (64, 489150), (72, 434800), (75, 417408), (80, 391320), (90, 347840), (96, 326100), (100, 313056), (120, 260880), (128, 244575), (144, 217400), (150, 208704), (160, 195660), (180, 173920), (192, 163050), (200, 156528), (225, 139136), (240, 130440), (288, 108700), (300, 104352), (320, 97830), (360, 86960), (384, 81525), (400, 78264), (450, 69568), (480, 65220), (576, 54350), (600, 52176), (640, 48915), (720, 43480), (800, 39132), (900, 34784), (960, 32610), (1087, 28800), (1152, 27175), (1200, 26088), (1440, 21740), (1600, 19566), (1800, 17392), (1920, 16305), (2174, 14400), (2400, 13044), (2880, 10870), (3200, 9783), (3261, 9600), (3600, 8696), (4348, 7200), (4800, 6522), (5435, 5760)]