690341940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1783}}^1$

素因数の和:2043

約数の個数: 120

約数和(自身を含む): 2175909120

約数和(自身を除く): 1485567180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 239, 270, 324, 405, 478, 540, 717, 810, 956, 1195, 1434, 1620, 1783, 2151, 2390, 2868, 3566, 3585, 4302, 4780, 5349, 6453, 7132, 7170, 8604, 8915, 10698, 10755, 12906, 14340, 16047, 17830, 19359, 21396, 21510, 25812, 26745, 32094, 32265, 35660, 38718, 43020, 48141, 53490, 64188, 64530, 77436, 80235, 96282, 96795, 106980, 129060, 144423, 160470, 192564, 193590, 240705, 288846, 320940, 387180, 426137, 481410, 577692, 722115, 852274, 962820, 1278411, 1444230, 1704548, 2130685, 2556822, 2888460, 3835233, 4261370, 5113644, 6392055, 7670466, 8522740, 11505699, 12784110, 15340932, 19176165, 23011398, 25568220, 34517097, 38352330, 46022796, 57528495, 69034194, 76704660, 115056990, 138068388, 172585485, 230113980, 345170970, 690341940]

約数ペア:

[(1, 690341940), (2, 345170970), (3, 230113980), (4, 172585485), (5, 138068388), (6, 115056990), (9, 76704660), (10, 69034194), (12, 57528495), (15, 46022796), (18, 38352330), (20, 34517097), (27, 25568220), (30, 23011398), (36, 19176165), (45, 15340932), (54, 12784110), (60, 11505699), (81, 8522740), (90, 7670466), (108, 6392055), (135, 5113644), (162, 4261370), (180, 3835233), (239, 2888460), (270, 2556822), (324, 2130685), (405, 1704548), (478, 1444230), (540, 1278411), (717, 962820), (810, 852274), (956, 722115), (1195, 577692), (1434, 481410), (1620, 426137), (1783, 387180), (2151, 320940), (2390, 288846), (2868, 240705), (3566, 193590), (3585, 192564), (4302, 160470), (4780, 144423), (5349, 129060), (6453, 106980), (7132, 96795), (7170, 96282), (8604, 80235), (8915, 77436), (10698, 64530), (10755, 64188), (12906, 53490), (14340, 48141), (16047, 43020), (17830, 38718), (19359, 35660), (21396, 32265), (21510, 32094), (25812, 26745)]