161823720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 513838080

約数和(自身を除く): 352014360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1061, 1230, 1240, 1271, 1640, 1860, 2122, 2460, 2542, 3183, 3720, 3813, 4244, 4920, 5084, 5305, 6355, 6366, 7626, 8488, 10168, 10610, 12710, 12732, 15252, 15915, 19065, 21220, 25420, 25464, 30504, 31830, 32891, 38130, 42440, 43501, 50840, 63660, 65782, 76260, 87002, 98673, 127320, 130503, 131564, 152520, 164455, 174004, 197346, 217505, 261006, 263128, 328910, 348008, 394692, 435010, 493365, 522012, 652515, 657820, 789384, 870020, 986730, 1044024, 1305030, 1315640, 1348531, 1740040, 1973460, 2610060, 2697062, 3946920, 4045593, 5220120, 5394124, 6742655, 8091186, 10788248, 13485310, 16182372, 20227965, 26970620, 32364744, 40455930, 53941240, 80911860, 161823720]

約数ペア:

[(1, 161823720), (2, 80911860), (3, 53941240), (4, 40455930), (5, 32364744), (6, 26970620), (8, 20227965), (10, 16182372), (12, 13485310), (15, 10788248), (20, 8091186), (24, 6742655), (30, 5394124), (31, 5220120), (40, 4045593), (41, 3946920), (60, 2697062), (62, 2610060), (82, 1973460), (93, 1740040), (120, 1348531), (123, 1315640), (124, 1305030), (155, 1044024), (164, 986730), (186, 870020), (205, 789384), (246, 657820), (248, 652515), (310, 522012), (328, 493365), (372, 435010), (410, 394692), (465, 348008), (492, 328910), (615, 263128), (620, 261006), (744, 217505), (820, 197346), (930, 174004), (984, 164455), (1061, 152520), (1230, 131564), (1240, 130503), (1271, 127320), (1640, 98673), (1860, 87002), (2122, 76260), (2460, 65782), (2542, 63660), (3183, 50840), (3720, 43501), (3813, 42440), (4244, 38130), (4920, 32891), (5084, 31830), (5305, 30504), (6355, 25464), (6366, 25420), (7626, 21220), (8488, 19065), (10168, 15915), (10610, 15252), (12710, 12732)]