78302772

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 203315112

約数和(自身を除く): 125012340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 181, 183, 197, 244, 362, 366, 394, 543, 549, 591, 724, 732, 788, 1086, 1098, 1182, 1629, 1773, 2172, 2196, 2364, 3258, 3546, 6516, 7092, 11041, 12017, 22082, 24034, 33123, 35657, 36051, 44164, 48068, 66246, 71314, 72102, 99369, 106971, 108153, 132492, 142628, 144204, 198738, 213942, 216306, 320913, 397476, 427884, 432612, 641826, 1283652, 2175077, 4350154, 6525231, 8700308, 13050462, 19575693, 26100924, 39151386, 78302772]

約数ペア:

[(1, 78302772), (2, 39151386), (3, 26100924), (4, 19575693), (6, 13050462), (9, 8700308), (12, 6525231), (18, 4350154), (36, 2175077), (61, 1283652), (122, 641826), (181, 432612), (183, 427884), (197, 397476), (244, 320913), (362, 216306), (366, 213942), (394, 198738), (543, 144204), (549, 142628), (591, 132492), (724, 108153), (732, 106971), (788, 99369), (1086, 72102), (1098, 71314), (1182, 66246), (1629, 48068), (1773, 44164), (2172, 36051), (2196, 35657), (2364, 33123), (3258, 24034), (3546, 22082), (6516, 12017), (7092, 11041)]