138449880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{727}}^1$

素因数の和:790

約数の個数: 144

約数和(自身を含む): 471023280

約数和(自身を除く): 332573400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 529, 552, 690, 727, 828, 920, 1035, 1058, 1380, 1454, 1587, 1656, 2070, 2116, 2181, 2645, 2760, 2908, 3174, 3635, 4140, 4232, 4362, 4761, 5290, 5816, 6348, 6543, 7270, 7935, 8280, 8724, 9522, 10580, 10905, 12696, 13086, 14540, 15870, 16721, 17448, 19044, 21160, 21810, 23805, 26172, 29080, 31740, 32715, 33442, 38088, 43620, 47610, 50163, 52344, 63480, 65430, 66884, 83605, 87240, 95220, 100326, 130860, 133768, 150489, 167210, 190440, 200652, 250815, 261720, 300978, 334420, 384583, 401304, 501630, 601956, 668840, 752445, 769166, 1003260, 1153749, 1203912, 1504890, 1538332, 1922915, 2006520, 2307498, 3009780, 3076664, 3461247, 3845830, 4614996, 5768745, 6019560, 6922494, 7691660, 9229992, 11537490, 13844988, 15383320, 17306235, 23074980, 27689976, 34612470, 46149960, 69224940, 138449880]

約数ペア:

[(1, 138449880), (2, 69224940), (3, 46149960), (4, 34612470), (5, 27689976), (6, 23074980), (8, 17306235), (9, 15383320), (10, 13844988), (12, 11537490), (15, 9229992), (18, 7691660), (20, 6922494), (23, 6019560), (24, 5768745), (30, 4614996), (36, 3845830), (40, 3461247), (45, 3076664), (46, 3009780), (60, 2307498), (69, 2006520), (72, 1922915), (90, 1538332), (92, 1504890), (115, 1203912), (120, 1153749), (138, 1003260), (180, 769166), (184, 752445), (207, 668840), (230, 601956), (276, 501630), (345, 401304), (360, 384583), (414, 334420), (460, 300978), (529, 261720), (552, 250815), (690, 200652), (727, 190440), (828, 167210), (920, 150489), (1035, 133768), (1058, 130860), (1380, 100326), (1454, 95220), (1587, 87240), (1656, 83605), (2070, 66884), (2116, 65430), (2181, 63480), (2645, 52344), (2760, 50163), (2908, 47610), (3174, 43620), (3635, 38088), (4140, 33442), (4232, 32715), (4362, 31740), (4761, 29080), (5290, 26172), (5816, 23805), (6348, 21810), (6543, 21160), (7270, 19044), (7935, 17448), (8280, 16721), (8724, 15870), (9522, 14540), (10580, 13086), (10905, 12696)]