257098500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 890373120

約数和(自身を除く): 633274620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 31, 36, 38, 45, 50, 57, 60, 62, 75, 76, 90, 93, 95, 97, 100, 114, 124, 125, 150, 155, 171, 180, 186, 190, 194, 225, 228, 250, 279, 285, 291, 300, 310, 342, 372, 375, 380, 388, 450, 465, 475, 485, 500, 558, 570, 582, 589, 620, 684, 750, 775, 855, 873, 900, 930, 950, 970, 1116, 1125, 1140, 1164, 1178, 1395, 1425, 1455, 1500, 1550, 1710, 1746, 1767, 1843, 1860, 1900, 1940, 2250, 2325, 2356, 2375, 2425, 2790, 2850, 2910, 2945, 3007, 3100, 3420, 3492, 3534, 3686, 3875, 4275, 4365, 4500, 4650, 4750, 4850, 5301, 5529, 5580, 5700, 5820, 5890, 6014, 6975, 7068, 7125, 7275, 7372, 7750, 8550, 8730, 8835, 9021, 9215, 9300, 9500, 9700, 10602, 11058, 11625, 11780, 12028, 12125, 13950, 14250, 14550, 14725, 15035, 15500, 16587, 17100, 17460, 17670, 18042, 18430, 21204, 21375, 21825, 22116, 23250, 24250, 26505, 27063, 27645, 27900, 28500, 29100, 29450, 30070, 33174, 34875, 35340, 36084, 36375, 36860, 42750, 43650, 44175, 45105, 46075, 46500, 48500, 53010, 54126, 55290, 57133, 58900, 60140, 66348, 69750, 72750, 73625, 75175, 82935, 85500, 87300, 88350, 90210, 92150, 106020, 108252, 109125, 110580, 114266, 132525, 135315, 138225, 139500, 145500, 147250, 150350, 165870, 171399, 176700, 180420, 184300, 218250, 220875, 225525, 228532, 230375, 265050, 270630, 276450, 285665, 294500, 300700, 331740, 342798, 375875, 414675, 436500, 441750, 451050, 460750, 514197, 530100, 541260, 552900, 571330, 662625, 676575, 685596, 691125, 751750, 829350, 856995, 883500, 902100, 921500, 1028394, 1127625, 1142660, 1325250, 1353150, 1382250, 1428325, 1503500, 1658700, 1713990, 2056788, 2073375, 2255250, 2570985, 2650500, 2706300, 2764500, 2856650, 3382875, 3427980, 4146750, 4284975, 4510500, 5141970, 5713300, 6765750, 7141625, 8293500, 8569950, 10283940, 12854925, 13531500, 14283250, 17139900, 21424875, 25709850, 28566500, 42849750, 51419700, 64274625, 85699500, 128549250, 257098500]

約数ペア:

[(1, 257098500), (2, 128549250), (3, 85699500), (4, 64274625), (5, 51419700), (6, 42849750), (9, 28566500), (10, 25709850), (12, 21424875), (15, 17139900), (18, 14283250), (19, 13531500), (20, 12854925), (25, 10283940), (30, 8569950), (31, 8293500), (36, 7141625), (38, 6765750), (45, 5713300), (50, 5141970), (57, 4510500), (60, 4284975), (62, 4146750), (75, 3427980), (76, 3382875), (90, 2856650), (93, 2764500), (95, 2706300), (97, 2650500), (100, 2570985), (114, 2255250), (124, 2073375), (125, 2056788), (150, 1713990), (155, 1658700), (171, 1503500), (180, 1428325), (186, 1382250), (190, 1353150), (194, 1325250), (225, 1142660), (228, 1127625), (250, 1028394), (279, 921500), (285, 902100), (291, 883500), (300, 856995), (310, 829350), (342, 751750), (372, 691125), (375, 685596), (380, 676575), (388, 662625), (450, 571330), (465, 552900), (475, 541260), (485, 530100), (500, 514197), (558, 460750), (570, 451050), (582, 441750), (589, 436500), (620, 414675), (684, 375875), (750, 342798), (775, 331740), (855, 300700), (873, 294500), (900, 285665), (930, 276450), (950, 270630), (970, 265050), (1116, 230375), (1125, 228532), (1140, 225525), (1164, 220875), (1178, 218250), (1395, 184300), (1425, 180420), (1455, 176700), (1500, 171399), (1550, 165870), (1710, 150350), (1746, 147250), (1767, 145500), (1843, 139500), (1860, 138225), (1900, 135315), (1940, 132525), (2250, 114266), (2325, 110580), (2356, 109125), (2375, 108252), (2425, 106020), (2790, 92150), (2850, 90210), (2910, 88350), (2945, 87300), (3007, 85500), (3100, 82935), (3420, 75175), (3492, 73625), (3534, 72750), (3686, 69750), (3875, 66348), (4275, 60140), (4365, 58900), (4500, 57133), (4650, 55290), (4750, 54126), (4850, 53010), (5301, 48500), (5529, 46500), (5580, 46075), (5700, 45105), (5820, 44175), (5890, 43650), (6014, 42750), (6975, 36860), (7068, 36375), (7125, 36084), (7275, 35340), (7372, 34875), (7750, 33174), (8550, 30070), (8730, 29450), (8835, 29100), (9021, 28500), (9215, 27900), (9300, 27645), (9500, 27063), (9700, 26505), (10602, 24250), (11058, 23250), (11625, 22116), (11780, 21825), (12028, 21375), (12125, 21204), (13950, 18430), (14250, 18042), (14550, 17670), (14725, 17460), (15035, 17100), (15500, 16587)]