198693540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 636048000

約数和(自身を除く): 437354460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 199, 215, 258, 270, 387, 398, 430, 516, 540, 597, 645, 774, 796, 860, 995, 1161, 1194, 1290, 1548, 1791, 1849, 1935, 1990, 2322, 2388, 2580, 2985, 3582, 3698, 3870, 3980, 4644, 5373, 5547, 5805, 5970, 7164, 7396, 7740, 8557, 8955, 9245, 10746, 11094, 11610, 11940, 16641, 17114, 17910, 18490, 21492, 22188, 23220, 25671, 26865, 27735, 33282, 34228, 35820, 36980, 42785, 49923, 51342, 53730, 55470, 66564, 77013, 83205, 85570, 99846, 102684, 107460, 110940, 128355, 154026, 166410, 171140, 199692, 231039, 249615, 256710, 308052, 332820, 367951, 385065, 462078, 499230, 513420, 735902, 770130, 924156, 998460, 1103853, 1155195, 1471804, 1540260, 1839755, 2207706, 2310390, 3311559, 3679510, 4415412, 4620780, 5519265, 6623118, 7359020, 9934677, 11038530, 13246236, 16557795, 19869354, 22077060, 33115590, 39738708, 49673385, 66231180, 99346770, 198693540]

約数ペア:

[(1, 198693540), (2, 99346770), (3, 66231180), (4, 49673385), (5, 39738708), (6, 33115590), (9, 22077060), (10, 19869354), (12, 16557795), (15, 13246236), (18, 11038530), (20, 9934677), (27, 7359020), (30, 6623118), (36, 5519265), (43, 4620780), (45, 4415412), (54, 3679510), (60, 3311559), (86, 2310390), (90, 2207706), (108, 1839755), (129, 1540260), (135, 1471804), (172, 1155195), (180, 1103853), (199, 998460), (215, 924156), (258, 770130), (270, 735902), (387, 513420), (398, 499230), (430, 462078), (516, 385065), (540, 367951), (597, 332820), (645, 308052), (774, 256710), (796, 249615), (860, 231039), (995, 199692), (1161, 171140), (1194, 166410), (1290, 154026), (1548, 128355), (1791, 110940), (1849, 107460), (1935, 102684), (1990, 99846), (2322, 85570), (2388, 83205), (2580, 77013), (2985, 66564), (3582, 55470), (3698, 53730), (3870, 51342), (3980, 49923), (4644, 42785), (5373, 36980), (5547, 35820), (5805, 34228), (5970, 33282), (7164, 27735), (7396, 26865), (7740, 25671), (8557, 23220), (8955, 22188), (9245, 21492), (10746, 18490), (11094, 17910), (11610, 17114), (11940, 16641)]