221895000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{4931}}^1$

素因数の和:4963

約数の個数: 120

約数和(自身を含む): 751118940

約数和(自身を除く): 529223940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 1000, 1125, 1250, 1500, 1800, 1875, 2250, 2500, 3000, 3750, 4500, 4931, 5000, 5625, 7500, 9000, 9862, 11250, 14793, 15000, 19724, 22500, 24655, 29586, 39448, 44379, 45000, 49310, 59172, 73965, 88758, 98620, 118344, 123275, 147930, 177516, 197240, 221895, 246550, 295860, 355032, 369825, 443790, 493100, 591720, 616375, 739650, 887580, 986200, 1109475, 1232750, 1479300, 1775160, 1849125, 2218950, 2465500, 2958600, 3081875, 3698250, 4437900, 4931000, 5547375, 6163750, 7396500, 8875800, 9245625, 11094750, 12327500, 14793000, 18491250, 22189500, 24655000, 27736875, 36982500, 44379000, 55473750, 73965000, 110947500, 221895000]

約数ペア:

[(1, 221895000), (2, 110947500), (3, 73965000), (4, 55473750), (5, 44379000), (6, 36982500), (8, 27736875), (9, 24655000), (10, 22189500), (12, 18491250), (15, 14793000), (18, 12327500), (20, 11094750), (24, 9245625), (25, 8875800), (30, 7396500), (36, 6163750), (40, 5547375), (45, 4931000), (50, 4437900), (60, 3698250), (72, 3081875), (75, 2958600), (90, 2465500), (100, 2218950), (120, 1849125), (125, 1775160), (150, 1479300), (180, 1232750), (200, 1109475), (225, 986200), (250, 887580), (300, 739650), (360, 616375), (375, 591720), (450, 493100), (500, 443790), (600, 369825), (625, 355032), (750, 295860), (900, 246550), (1000, 221895), (1125, 197240), (1250, 177516), (1500, 147930), (1800, 123275), (1875, 118344), (2250, 98620), (2500, 88758), (3000, 73965), (3750, 59172), (4500, 49310), (4931, 45000), (5000, 44379), (5625, 39448), (7500, 29586), (9000, 24655), (9862, 22500), (11250, 19724), (14793, 15000)]