221419950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{73}}^2\times {\mathrm{277}}^1$

素因数の和:438

約数の個数: 72

約数和(自身を含む): 558756648

約数和(自身を除く): 337336698

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 146, 150, 219, 277, 365, 438, 554, 730, 831, 1095, 1385, 1662, 1825, 2190, 2770, 3650, 4155, 5329, 5475, 6925, 8310, 10658, 10950, 13850, 15987, 20221, 20775, 26645, 31974, 40442, 41550, 53290, 60663, 79935, 101105, 121326, 133225, 159870, 202210, 266450, 303315, 399675, 505525, 606630, 799350, 1011050, 1476133, 1516575, 2952266, 3033150, 4428399, 7380665, 8856798, 14761330, 22141995, 36903325, 44283990, 73806650, 110709975, 221419950]

約数ペア:

[(1, 221419950), (2, 110709975), (3, 73806650), (5, 44283990), (6, 36903325), (10, 22141995), (15, 14761330), (25, 8856798), (30, 7380665), (50, 4428399), (73, 3033150), (75, 2952266), (146, 1516575), (150, 1476133), (219, 1011050), (277, 799350), (365, 606630), (438, 505525), (554, 399675), (730, 303315), (831, 266450), (1095, 202210), (1385, 159870), (1662, 133225), (1825, 121326), (2190, 101105), (2770, 79935), (3650, 60663), (4155, 53290), (5329, 41550), (5475, 40442), (6925, 31974), (8310, 26645), (10658, 20775), (10950, 20221), (13850, 15987)]