415303900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 1069931520

約数和(自身を除く): 654627620

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 31, 38, 44, 50, 55, 62, 76, 95, 100, 110, 124, 155, 190, 209, 220, 275, 310, 341, 380, 418, 475, 550, 589, 620, 641, 682, 775, 836, 950, 1045, 1100, 1178, 1282, 1364, 1550, 1705, 1900, 2090, 2356, 2564, 2945, 3100, 3205, 3410, 4180, 5225, 5890, 6410, 6479, 6820, 7051, 8525, 10450, 11780, 12179, 12820, 12958, 14102, 14725, 16025, 17050, 19871, 20900, 24358, 25916, 28204, 29450, 32050, 32395, 34100, 35255, 39742, 48716, 58900, 60895, 64100, 64790, 70510, 79484, 99355, 121790, 129580, 133969, 141020, 161975, 176275, 198710, 218581, 243580, 267938, 304475, 323950, 352550, 377549, 397420, 437162, 496775, 535876, 608950, 647900, 669845, 705100, 755098, 874324, 993550, 1092905, 1217900, 1339690, 1510196, 1887745, 1987100, 2185810, 2679380, 3349225, 3775490, 4153039, 4371620, 5464525, 6698450, 7550980, 8306078, 9438725, 10929050, 13396900, 16612156, 18877450, 20765195, 21858100, 37754900, 41530390, 83060780, 103825975, 207651950, 415303900]

約数ペア:

[(1, 415303900), (2, 207651950), (4, 103825975), (5, 83060780), (10, 41530390), (11, 37754900), (19, 21858100), (20, 20765195), (22, 18877450), (25, 16612156), (31, 13396900), (38, 10929050), (44, 9438725), (50, 8306078), (55, 7550980), (62, 6698450), (76, 5464525), (95, 4371620), (100, 4153039), (110, 3775490), (124, 3349225), (155, 2679380), (190, 2185810), (209, 1987100), (220, 1887745), (275, 1510196), (310, 1339690), (341, 1217900), (380, 1092905), (418, 993550), (475, 874324), (550, 755098), (589, 705100), (620, 669845), (641, 647900), (682, 608950), (775, 535876), (836, 496775), (950, 437162), (1045, 397420), (1100, 377549), (1178, 352550), (1282, 323950), (1364, 304475), (1550, 267938), (1705, 243580), (1900, 218581), (2090, 198710), (2356, 176275), (2564, 161975), (2945, 141020), (3100, 133969), (3205, 129580), (3410, 121790), (4180, 99355), (5225, 79484), (5890, 70510), (6410, 64790), (6479, 64100), (6820, 60895), (7051, 58900), (8525, 48716), (10450, 39742), (11780, 35255), (12179, 34100), (12820, 32395), (12958, 32050), (14102, 29450), (14725, 28204), (16025, 25916), (17050, 24358), (19871, 20900)]