216542564

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 459954432

約数和(自身を除く): 243411868

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 157, 196, 217, 227, 314, 434, 454, 628, 868, 908, 1099, 1519, 1589, 2198, 3038, 3178, 4396, 4867, 6076, 6356, 7037, 7693, 9734, 11123, 14074, 15386, 19468, 22246, 28148, 30772, 34069, 35639, 44492, 49259, 68138, 71278, 98518, 136276, 142556, 197036, 238483, 249473, 344813, 476966, 498946, 689626, 953932, 997892, 1104809, 1379252, 1746311, 2209618, 3492622, 4419236, 6985244, 7733663, 15467326, 30934652, 54135641, 108271282, 216542564]

約数ペア:

[(1, 216542564), (2, 108271282), (4, 54135641), (7, 30934652), (14, 15467326), (28, 7733663), (31, 6985244), (49, 4419236), (62, 3492622), (98, 2209618), (124, 1746311), (157, 1379252), (196, 1104809), (217, 997892), (227, 953932), (314, 689626), (434, 498946), (454, 476966), (628, 344813), (868, 249473), (908, 238483), (1099, 197036), (1519, 142556), (1589, 136276), (2198, 98518), (3038, 71278), (3178, 68138), (4396, 49259), (4867, 44492), (6076, 35639), (6356, 34069), (7037, 30772), (7693, 28148), (9734, 22246), (11123, 19468), (14074, 15386)]