162561520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 437114880

約数和(自身を除く): 274553360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 59, 62, 80, 88, 101, 110, 118, 124, 155, 176, 202, 220, 236, 248, 295, 310, 341, 404, 440, 472, 496, 505, 590, 620, 649, 682, 808, 880, 944, 1010, 1111, 1180, 1240, 1298, 1364, 1616, 1705, 1829, 2020, 2222, 2360, 2480, 2596, 2728, 3131, 3245, 3410, 3658, 4040, 4444, 4720, 5192, 5456, 5555, 5959, 6262, 6490, 6820, 7316, 8080, 8888, 9145, 10384, 11110, 11918, 12524, 12980, 13640, 14632, 15655, 17776, 18290, 20119, 22220, 23836, 25048, 25960, 27280, 29264, 29795, 31310, 34441, 36580, 40238, 44440, 47672, 50096, 51920, 59590, 62620, 65549, 68882, 73160, 80476, 88880, 95344, 100595, 119180, 125240, 131098, 137764, 146320, 160952, 172205, 184729, 201190, 238360, 250480, 262196, 275528, 321904, 327745, 344410, 369458, 402380, 476720, 524392, 551056, 655490, 688820, 738916, 804760, 923645, 1048784, 1310980, 1377640, 1477832, 1609520, 1847290, 2032019, 2621960, 2755280, 2955664, 3694580, 4064038, 5243920, 7389160, 8128076, 10160095, 14778320, 16256152, 20320190, 32512304, 40640380, 81280760, 162561520]

約数ペア:

[(1, 162561520), (2, 81280760), (4, 40640380), (5, 32512304), (8, 20320190), (10, 16256152), (11, 14778320), (16, 10160095), (20, 8128076), (22, 7389160), (31, 5243920), (40, 4064038), (44, 3694580), (55, 2955664), (59, 2755280), (62, 2621960), (80, 2032019), (88, 1847290), (101, 1609520), (110, 1477832), (118, 1377640), (124, 1310980), (155, 1048784), (176, 923645), (202, 804760), (220, 738916), (236, 688820), (248, 655490), (295, 551056), (310, 524392), (341, 476720), (404, 402380), (440, 369458), (472, 344410), (496, 327745), (505, 321904), (590, 275528), (620, 262196), (649, 250480), (682, 238360), (808, 201190), (880, 184729), (944, 172205), (1010, 160952), (1111, 146320), (1180, 137764), (1240, 131098), (1298, 125240), (1364, 119180), (1616, 100595), (1705, 95344), (1829, 88880), (2020, 80476), (2222, 73160), (2360, 68882), (2480, 65549), (2596, 62620), (2728, 59590), (3131, 51920), (3245, 50096), (3410, 47672), (3658, 44440), (4040, 40238), (4444, 36580), (4720, 34441), (5192, 31310), (5456, 29795), (5555, 29264), (5959, 27280), (6262, 25960), (6490, 25048), (6820, 23836), (7316, 22220), (8080, 20119), (8888, 18290), (9145, 17776), (10384, 15655), (11110, 14632), (11918, 13640), (12524, 12980)]