251955600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:586

約数の個数: 240

約数和(自身を含む): 898942464

約数和(自身を除く): 646986864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 31, 39, 40, 48, 50, 52, 60, 62, 65, 75, 78, 80, 93, 100, 104, 120, 124, 130, 150, 155, 156, 186, 195, 200, 208, 240, 248, 260, 300, 310, 312, 325, 372, 390, 400, 403, 465, 496, 520, 521, 600, 620, 624, 650, 744, 775, 780, 806, 930, 975, 1040, 1042, 1200, 1209, 1240, 1300, 1488, 1550, 1560, 1563, 1612, 1860, 1950, 2015, 2084, 2325, 2418, 2480, 2600, 2605, 3100, 3120, 3126, 3224, 3720, 3900, 4030, 4168, 4650, 4836, 5200, 5210, 6045, 6200, 6252, 6448, 6773, 7440, 7800, 7815, 8060, 8336, 9300, 9672, 10075, 10420, 12090, 12400, 12504, 13025, 13546, 15600, 15630, 16120, 16151, 18600, 19344, 20150, 20319, 20840, 24180, 25008, 26050, 27092, 30225, 31260, 32240, 32302, 33865, 37200, 39075, 40300, 40638, 41680, 48360, 48453, 52100, 54184, 60450, 62520, 64604, 67730, 78150, 80600, 80755, 81276, 96720, 96906, 101595, 104200, 108368, 120900, 125040, 129208, 135460, 156300, 161200, 161510, 162552, 169325, 193812, 203190, 208400, 209963, 241800, 242265, 258416, 270920, 312600, 323020, 325104, 338650, 387624, 403775, 406380, 419926, 483600, 484530, 507975, 541840, 625200, 629889, 646040, 677300, 775248, 807550, 812760, 839852, 969060, 1015950, 1049815, 1211325, 1259778, 1292080, 1354600, 1615100, 1625520, 1679704, 1938120, 2031900, 2099630, 2422650, 2519556, 2709200, 3149445, 3230200, 3359408, 3876240, 4063800, 4199260, 4845300, 5039112, 5249075, 6298890, 6460400, 8127600, 8398520, 9690600, 10078224, 10498150, 12597780, 15747225, 16797040, 19381200, 20996300, 25195560, 31494450, 41992600, 50391120, 62988900, 83985200, 125977800, 251955600]

約数ペア:

[(1, 251955600), (2, 125977800), (3, 83985200), (4, 62988900), (5, 50391120), (6, 41992600), (8, 31494450), (10, 25195560), (12, 20996300), (13, 19381200), (15, 16797040), (16, 15747225), (20, 12597780), (24, 10498150), (25, 10078224), (26, 9690600), (30, 8398520), (31, 8127600), (39, 6460400), (40, 6298890), (48, 5249075), (50, 5039112), (52, 4845300), (60, 4199260), (62, 4063800), (65, 3876240), (75, 3359408), (78, 3230200), (80, 3149445), (93, 2709200), (100, 2519556), (104, 2422650), (120, 2099630), (124, 2031900), (130, 1938120), (150, 1679704), (155, 1625520), (156, 1615100), (186, 1354600), (195, 1292080), (200, 1259778), (208, 1211325), (240, 1049815), (248, 1015950), (260, 969060), (300, 839852), (310, 812760), (312, 807550), (325, 775248), (372, 677300), (390, 646040), (400, 629889), (403, 625200), (465, 541840), (496, 507975), (520, 484530), (521, 483600), (600, 419926), (620, 406380), (624, 403775), (650, 387624), (744, 338650), (775, 325104), (780, 323020), (806, 312600), (930, 270920), (975, 258416), (1040, 242265), (1042, 241800), (1200, 209963), (1209, 208400), (1240, 203190), (1300, 193812), (1488, 169325), (1550, 162552), (1560, 161510), (1563, 161200), (1612, 156300), (1860, 135460), (1950, 129208), (2015, 125040), (2084, 120900), (2325, 108368), (2418, 104200), (2480, 101595), (2600, 96906), (2605, 96720), (3100, 81276), (3120, 80755), (3126, 80600), (3224, 78150), (3720, 67730), (3900, 64604), (4030, 62520), (4168, 60450), (4650, 54184), (4836, 52100), (5200, 48453), (5210, 48360), (6045, 41680), (6200, 40638), (6252, 40300), (6448, 39075), (6773, 37200), (7440, 33865), (7800, 32302), (7815, 32240), (8060, 31260), (8336, 30225), (9300, 27092), (9672, 26050), (10075, 25008), (10420, 24180), (12090, 20840), (12400, 20319), (12504, 20150), (13025, 19344), (13546, 18600), (15600, 16151), (15630, 16120)]