207084940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^2$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 462929040

約数和(自身を除く): 255844100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 73, 116, 134, 145, 146, 268, 290, 292, 335, 365, 580, 670, 730, 1340, 1460, 1943, 2117, 3886, 4234, 4891, 5329, 7772, 8468, 9715, 9782, 10585, 10658, 19430, 19564, 21170, 21316, 24455, 26645, 38860, 42340, 48910, 53290, 97820, 106580, 141839, 154541, 283678, 309082, 357043, 567356, 618164, 709195, 714086, 772705, 1418390, 1428172, 1545410, 1785215, 2836780, 3090820, 3570430, 7140860, 10354247, 20708494, 41416988, 51771235, 103542470, 207084940]

約数ペア:

[(1, 207084940), (2, 103542470), (4, 51771235), (5, 41416988), (10, 20708494), (20, 10354247), (29, 7140860), (58, 3570430), (67, 3090820), (73, 2836780), (116, 1785215), (134, 1545410), (145, 1428172), (146, 1418390), (268, 772705), (290, 714086), (292, 709195), (335, 618164), (365, 567356), (580, 357043), (670, 309082), (730, 283678), (1340, 154541), (1460, 141839), (1943, 106580), (2117, 97820), (3886, 53290), (4234, 48910), (4891, 42340), (5329, 38860), (7772, 26645), (8468, 24455), (9715, 21316), (9782, 21170), (10585, 19564), (10658, 19430)]