161354970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1447}}^1$

素因数の和:1529

約数の個数: 128

約数和(自身を含む): 500428800

約数和(自身を除く): 339073830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 59, 63, 70, 90, 105, 118, 126, 135, 177, 189, 210, 270, 295, 315, 354, 378, 413, 531, 590, 630, 826, 885, 945, 1062, 1239, 1447, 1593, 1770, 1890, 2065, 2478, 2655, 2894, 3186, 3717, 4130, 4341, 5310, 6195, 7235, 7434, 7965, 8682, 10129, 11151, 12390, 13023, 14470, 15930, 18585, 20258, 21705, 22302, 26046, 30387, 37170, 39069, 43410, 50645, 55755, 60774, 65115, 78138, 85373, 91161, 101290, 111510, 130230, 151935, 170746, 182322, 195345, 256119, 273483, 303870, 390690, 426865, 455805, 512238, 546966, 597611, 768357, 853730, 911610, 1195222, 1280595, 1367415, 1536714, 1792833, 2305071, 2561190, 2734830, 2988055, 3585666, 3841785, 4610142, 5378499, 5976110, 7683570, 8964165, 10756998, 11525355, 16135497, 17928330, 23050710, 26892495, 32270994, 53784990, 80677485, 161354970]

約数ペア:

[(1, 161354970), (2, 80677485), (3, 53784990), (5, 32270994), (6, 26892495), (7, 23050710), (9, 17928330), (10, 16135497), (14, 11525355), (15, 10756998), (18, 8964165), (21, 7683570), (27, 5976110), (30, 5378499), (35, 4610142), (42, 3841785), (45, 3585666), (54, 2988055), (59, 2734830), (63, 2561190), (70, 2305071), (90, 1792833), (105, 1536714), (118, 1367415), (126, 1280595), (135, 1195222), (177, 911610), (189, 853730), (210, 768357), (270, 597611), (295, 546966), (315, 512238), (354, 455805), (378, 426865), (413, 390690), (531, 303870), (590, 273483), (630, 256119), (826, 195345), (885, 182322), (945, 170746), (1062, 151935), (1239, 130230), (1447, 111510), (1593, 101290), (1770, 91161), (1890, 85373), (2065, 78138), (2478, 65115), (2655, 60774), (2894, 55755), (3186, 50645), (3717, 43410), (4130, 39069), (4341, 37170), (5310, 30387), (6195, 26046), (7235, 22302), (7434, 21705), (7965, 20258), (8682, 18585), (10129, 15930), (11151, 14470), (12390, 13023)]