263145060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{76943}}^1$

素因数の和:76977

約数の個数: 72

約数和(自身を含む): 840228480

約数和(自身を除く): 577083420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 76943, 153886, 230829, 307772, 384715, 461658, 692487, 769430, 923316, 1154145, 1384974, 1461917, 1538860, 2308290, 2769948, 2923834, 3462435, 4385751, 4616580, 5847668, 6924870, 7309585, 8771502, 13157253, 13849740, 14619170, 17543004, 21928755, 26314506, 29238340, 43857510, 52629012, 65786265, 87715020, 131572530, 263145060]

約数ペア:

[(1, 263145060), (2, 131572530), (3, 87715020), (4, 65786265), (5, 52629012), (6, 43857510), (9, 29238340), (10, 26314506), (12, 21928755), (15, 17543004), (18, 14619170), (19, 13849740), (20, 13157253), (30, 8771502), (36, 7309585), (38, 6924870), (45, 5847668), (57, 4616580), (60, 4385751), (76, 3462435), (90, 2923834), (95, 2769948), (114, 2308290), (171, 1538860), (180, 1461917), (190, 1384974), (228, 1154145), (285, 923316), (342, 769430), (380, 692487), (570, 461658), (684, 384715), (855, 307772), (1140, 230829), (1710, 153886), (3420, 76943)]