642746250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 240

約数和(自身を含む): 1910388480

約数和(自身を除く): 1267642230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 31, 38, 45, 50, 57, 62, 75, 90, 93, 95, 97, 114, 125, 150, 155, 171, 186, 190, 194, 225, 250, 279, 285, 291, 310, 342, 375, 450, 465, 475, 485, 558, 570, 582, 589, 625, 750, 775, 855, 873, 930, 950, 970, 1125, 1178, 1250, 1395, 1425, 1455, 1550, 1710, 1746, 1767, 1843, 1875, 2250, 2325, 2375, 2425, 2790, 2850, 2910, 2945, 3007, 3534, 3686, 3750, 3875, 4275, 4365, 4650, 4750, 4850, 5301, 5529, 5625, 5890, 6014, 6975, 7125, 7275, 7750, 8550, 8730, 8835, 9021, 9215, 10602, 11058, 11250, 11625, 11875, 12125, 13950, 14250, 14550, 14725, 15035, 16587, 17670, 18042, 18430, 19375, 21375, 21825, 23250, 23750, 24250, 26505, 27063, 27645, 29450, 30070, 33174, 34875, 35625, 36375, 38750, 42750, 43650, 44175, 45105, 46075, 53010, 54126, 55290, 57133, 58125, 60625, 69750, 71250, 72750, 73625, 75175, 82935, 88350, 90210, 92150, 106875, 109125, 114266, 116250, 121250, 132525, 135315, 138225, 147250, 150350, 165870, 171399, 174375, 181875, 213750, 218250, 220875, 225525, 230375, 265050, 270630, 276450, 285665, 342798, 348750, 363750, 368125, 375875, 414675, 441750, 451050, 460750, 514197, 545625, 571330, 662625, 676575, 691125, 736250, 751750, 829350, 856995, 1028394, 1091250, 1104375, 1127625, 1151875, 1325250, 1353150, 1382250, 1428325, 1713990, 1879375, 2073375, 2208750, 2255250, 2303750, 2570985, 2856650, 3313125, 3382875, 3455625, 3758750, 4146750, 4284975, 5141970, 5638125, 6626250, 6765750, 6911250, 7141625, 8569950, 10366875, 11276250, 12854925, 14283250, 16914375, 20733750, 21424875, 25709850, 33828750, 35708125, 42849750, 64274625, 71416250, 107124375, 128549250, 214248750, 321373125, 642746250]

約数ペア:

[(1, 642746250), (2, 321373125), (3, 214248750), (5, 128549250), (6, 107124375), (9, 71416250), (10, 64274625), (15, 42849750), (18, 35708125), (19, 33828750), (25, 25709850), (30, 21424875), (31, 20733750), (38, 16914375), (45, 14283250), (50, 12854925), (57, 11276250), (62, 10366875), (75, 8569950), (90, 7141625), (93, 6911250), (95, 6765750), (97, 6626250), (114, 5638125), (125, 5141970), (150, 4284975), (155, 4146750), (171, 3758750), (186, 3455625), (190, 3382875), (194, 3313125), (225, 2856650), (250, 2570985), (279, 2303750), (285, 2255250), (291, 2208750), (310, 2073375), (342, 1879375), (375, 1713990), (450, 1428325), (465, 1382250), (475, 1353150), (485, 1325250), (558, 1151875), (570, 1127625), (582, 1104375), (589, 1091250), (625, 1028394), (750, 856995), (775, 829350), (855, 751750), (873, 736250), (930, 691125), (950, 676575), (970, 662625), (1125, 571330), (1178, 545625), (1250, 514197), (1395, 460750), (1425, 451050), (1455, 441750), (1550, 414675), (1710, 375875), (1746, 368125), (1767, 363750), (1843, 348750), (1875, 342798), (2250, 285665), (2325, 276450), (2375, 270630), (2425, 265050), (2790, 230375), (2850, 225525), (2910, 220875), (2945, 218250), (3007, 213750), (3534, 181875), (3686, 174375), (3750, 171399), (3875, 165870), (4275, 150350), (4365, 147250), (4650, 138225), (4750, 135315), (4850, 132525), (5301, 121250), (5529, 116250), (5625, 114266), (5890, 109125), (6014, 106875), (6975, 92150), (7125, 90210), (7275, 88350), (7750, 82935), (8550, 75175), (8730, 73625), (8835, 72750), (9021, 71250), (9215, 69750), (10602, 60625), (11058, 58125), (11250, 57133), (11625, 55290), (11875, 54126), (12125, 53010), (13950, 46075), (14250, 45105), (14550, 44175), (14725, 43650), (15035, 42750), (16587, 38750), (17670, 36375), (18042, 35625), (18430, 34875), (19375, 33174), (21375, 30070), (21825, 29450), (23250, 27645), (23750, 27063), (24250, 26505)]