243455360

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20021}}^1$

素因数の和:20059

約数の個数: 64

約数和(自身を含む): 612673200

約数和(自身を除く): 369217840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 20021, 40042, 80084, 100105, 160168, 200210, 320336, 380399, 400420, 640672, 760798, 800840, 1281344, 1521596, 1601680, 1901995, 2562688, 3043192, 3203360, 3803990, 6086384, 6406720, 7607980, 12172768, 12813440, 15215960, 24345536, 30431920, 48691072, 60863840, 121727680, 243455360]

約数ペア:

[(1, 243455360), (2, 121727680), (4, 60863840), (5, 48691072), (8, 30431920), (10, 24345536), (16, 15215960), (19, 12813440), (20, 12172768), (32, 7607980), (38, 6406720), (40, 6086384), (64, 3803990), (76, 3203360), (80, 3043192), (95, 2562688), (128, 1901995), (152, 1601680), (160, 1521596), (190, 1281344), (304, 800840), (320, 760798), (380, 640672), (608, 400420), (640, 380399), (760, 320336), (1216, 200210), (1520, 160168), (2432, 100105), (3040, 80084), (6080, 40042), (12160, 20021)]