204521280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{213043}}^1$

素因数の和:213063

約数の個数: 56

約数和(自身を含む): 649358112

約数和(自身を除く): 444836832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 213043, 426086, 639129, 852172, 1065215, 1278258, 1704344, 2130430, 2556516, 3195645, 3408688, 4260860, 5113032, 6391290, 6817376, 8521720, 10226064, 12782580, 13634752, 17043440, 20452128, 25565160, 34086880, 40904256, 51130320, 68173760, 102260640, 204521280]

約数ペア:

[(1, 204521280), (2, 102260640), (3, 68173760), (4, 51130320), (5, 40904256), (6, 34086880), (8, 25565160), (10, 20452128), (12, 17043440), (15, 13634752), (16, 12782580), (20, 10226064), (24, 8521720), (30, 6817376), (32, 6391290), (40, 5113032), (48, 4260860), (60, 3408688), (64, 3195645), (80, 2556516), (96, 2130430), (120, 1704344), (160, 1278258), (192, 1065215), (240, 852172), (320, 639129), (480, 426086), (960, 213043)]