221851500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 192

約数和(自身を含む): 720125952

約数和(自身を除く): 498274452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 125, 130, 150, 155, 156, 186, 195, 250, 260, 300, 310, 325, 367, 372, 375, 390, 403, 465, 500, 620, 650, 734, 750, 775, 780, 806, 930, 975, 1101, 1209, 1300, 1468, 1500, 1550, 1612, 1625, 1835, 1860, 1950, 2015, 2202, 2325, 2418, 3100, 3250, 3670, 3875, 3900, 4030, 4404, 4650, 4771, 4836, 4875, 5505, 6045, 6500, 7340, 7750, 8060, 9175, 9300, 9542, 9750, 10075, 11010, 11377, 11625, 12090, 14313, 15500, 18350, 19084, 19500, 20150, 22020, 22754, 23250, 23855, 24180, 27525, 28626, 30225, 34131, 36700, 40300, 45508, 45875, 46500, 47710, 50375, 55050, 56885, 57252, 60450, 68262, 71565, 91750, 95420, 100750, 110100, 113770, 119275, 120900, 136524, 137625, 143130, 147901, 151125, 170655, 183500, 201500, 227540, 238550, 275250, 284425, 286260, 295802, 302250, 341310, 357825, 443703, 477100, 550500, 568850, 591604, 596375, 604500, 682620, 715650, 739505, 853275, 887406, 1137700, 1192750, 1422125, 1431300, 1479010, 1706550, 1774812, 1789125, 2218515, 2385500, 2844250, 2958020, 3413100, 3578250, 3697525, 4266375, 4437030, 5688500, 7156500, 7395050, 8532750, 8874060, 11092575, 14790100, 17065500, 18487625, 22185150, 36975250, 44370300, 55462875, 73950500, 110925750, 221851500]

約数ペア:

[(1, 221851500), (2, 110925750), (3, 73950500), (4, 55462875), (5, 44370300), (6, 36975250), (10, 22185150), (12, 18487625), (13, 17065500), (15, 14790100), (20, 11092575), (25, 8874060), (26, 8532750), (30, 7395050), (31, 7156500), (39, 5688500), (50, 4437030), (52, 4266375), (60, 3697525), (62, 3578250), (65, 3413100), (75, 2958020), (78, 2844250), (93, 2385500), (100, 2218515), (124, 1789125), (125, 1774812), (130, 1706550), (150, 1479010), (155, 1431300), (156, 1422125), (186, 1192750), (195, 1137700), (250, 887406), (260, 853275), (300, 739505), (310, 715650), (325, 682620), (367, 604500), (372, 596375), (375, 591604), (390, 568850), (403, 550500), (465, 477100), (500, 443703), (620, 357825), (650, 341310), (734, 302250), (750, 295802), (775, 286260), (780, 284425), (806, 275250), (930, 238550), (975, 227540), (1101, 201500), (1209, 183500), (1300, 170655), (1468, 151125), (1500, 147901), (1550, 143130), (1612, 137625), (1625, 136524), (1835, 120900), (1860, 119275), (1950, 113770), (2015, 110100), (2202, 100750), (2325, 95420), (2418, 91750), (3100, 71565), (3250, 68262), (3670, 60450), (3875, 57252), (3900, 56885), (4030, 55050), (4404, 50375), (4650, 47710), (4771, 46500), (4836, 45875), (4875, 45508), (5505, 40300), (6045, 36700), (6500, 34131), (7340, 30225), (7750, 28626), (8060, 27525), (9175, 24180), (9300, 23855), (9542, 23250), (9750, 22754), (10075, 22020), (11010, 20150), (11377, 19500), (11625, 19084), (12090, 18350), (14313, 15500)]