188839600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 476163968

約数和(自身を除く): 287324368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 97, 100, 124, 155, 157, 194, 200, 248, 310, 314, 388, 400, 485, 496, 620, 628, 775, 776, 785, 970, 1240, 1256, 1550, 1552, 1570, 1940, 2425, 2480, 2512, 3007, 3100, 3140, 3880, 3925, 4850, 4867, 6014, 6200, 6280, 7760, 7850, 9700, 9734, 12028, 12400, 12560, 15035, 15229, 15700, 19400, 19468, 24056, 24335, 30070, 30458, 31400, 38800, 38936, 48112, 48670, 60140, 60916, 62800, 75175, 76145, 77872, 97340, 120280, 121675, 121832, 150350, 152290, 194680, 240560, 243350, 243664, 300700, 304580, 380725, 389360, 472099, 486700, 601400, 609160, 761450, 944198, 973400, 1202800, 1218320, 1522900, 1888396, 1946800, 2360495, 3045800, 3776792, 4720990, 6091600, 7553584, 9441980, 11802475, 18883960, 23604950, 37767920, 47209900, 94419800, 188839600]

約数ペア:

[(1, 188839600), (2, 94419800), (4, 47209900), (5, 37767920), (8, 23604950), (10, 18883960), (16, 11802475), (20, 9441980), (25, 7553584), (31, 6091600), (40, 4720990), (50, 3776792), (62, 3045800), (80, 2360495), (97, 1946800), (100, 1888396), (124, 1522900), (155, 1218320), (157, 1202800), (194, 973400), (200, 944198), (248, 761450), (310, 609160), (314, 601400), (388, 486700), (400, 472099), (485, 389360), (496, 380725), (620, 304580), (628, 300700), (775, 243664), (776, 243350), (785, 240560), (970, 194680), (1240, 152290), (1256, 150350), (1550, 121832), (1552, 121675), (1570, 120280), (1940, 97340), (2425, 77872), (2480, 76145), (2512, 75175), (3007, 62800), (3100, 60916), (3140, 60140), (3880, 48670), (3925, 48112), (4850, 38936), (4867, 38800), (6014, 31400), (6200, 30458), (6280, 30070), (7760, 24335), (7850, 24056), (9700, 19468), (9734, 19400), (12028, 15700), (12400, 15229), (12560, 15035)]