2756224980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{172049}}^1$

素因数の和:172153

約数の個数: 72

約数和(自身を含む): 8454537000

約数和(自身を除く): 5698312020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 172049, 344098, 516147, 688196, 860245, 1032294, 1548441, 1720490, 2064588, 2580735, 3096882, 3440980, 5161470, 6193764, 7742205, 10322940, 15312361, 15484410, 30624722, 30968820, 45937083, 61249444, 76561805, 91874166, 137811249, 153123610, 183748332, 229685415, 275622498, 306247220, 459370830, 551244996, 689056245, 918741660, 1378112490, 2756224980]

約数ペア:

[(1, 2756224980), (2, 1378112490), (3, 918741660), (4, 689056245), (5, 551244996), (6, 459370830), (9, 306247220), (10, 275622498), (12, 229685415), (15, 183748332), (18, 153123610), (20, 137811249), (30, 91874166), (36, 76561805), (45, 61249444), (60, 45937083), (89, 30968820), (90, 30624722), (178, 15484410), (180, 15312361), (267, 10322940), (356, 7742205), (445, 6193764), (534, 5161470), (801, 3440980), (890, 3096882), (1068, 2580735), (1335, 2064588), (1602, 1720490), (1780, 1548441), (2670, 1032294), (3204, 860245), (4005, 688196), (5340, 516147), (8010, 344098), (16020, 172049)]