242376990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20663}}^1$

素因数の和:20713

約数の個数: 64

約数和(自身を含む): 642733056

約数和(自身を除く): 400356066

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1955, 2346, 3910, 5865, 11730, 20663, 41326, 61989, 103315, 123978, 206630, 309945, 351271, 475249, 619890, 702542, 950498, 1053813, 1425747, 1756355, 2107626, 2376245, 2851494, 3512710, 4752490, 5269065, 7128735, 8079233, 10538130, 14257470, 16158466, 24237699, 40396165, 48475398, 80792330, 121188495, 242376990]

約数ペア:

[(1, 242376990), (2, 121188495), (3, 80792330), (5, 48475398), (6, 40396165), (10, 24237699), (15, 16158466), (17, 14257470), (23, 10538130), (30, 8079233), (34, 7128735), (46, 5269065), (51, 4752490), (69, 3512710), (85, 2851494), (102, 2376245), (115, 2107626), (138, 1756355), (170, 1425747), (230, 1053813), (255, 950498), (345, 702542), (391, 619890), (510, 475249), (690, 351271), (782, 309945), (1173, 206630), (1955, 123978), (2346, 103315), (3910, 61989), (5865, 41326), (11730, 20663)]