77664900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 237484800

約数和(自身を除く): 159819900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 79, 87, 100, 113, 116, 145, 150, 158, 174, 226, 237, 290, 300, 316, 339, 348, 395, 435, 452, 474, 565, 580, 678, 725, 790, 870, 948, 1130, 1185, 1356, 1450, 1580, 1695, 1740, 1975, 2175, 2260, 2291, 2370, 2825, 2900, 3277, 3390, 3950, 4350, 4582, 4740, 5650, 5925, 6554, 6780, 6873, 7900, 8475, 8700, 8927, 9164, 9831, 11300, 11455, 11850, 13108, 13746, 16385, 16950, 17854, 19662, 22910, 23700, 26781, 27492, 32770, 33900, 34365, 35708, 39324, 44635, 45820, 49155, 53562, 57275, 65540, 68730, 81925, 89270, 98310, 107124, 114550, 133905, 137460, 163850, 171825, 178540, 196620, 223175, 229100, 245775, 258883, 267810, 327700, 343650, 446350, 491550, 517766, 535620, 669525, 687300, 776649, 892700, 983100, 1035532, 1294415, 1339050, 1553298, 2588830, 2678100, 3106596, 3883245, 5177660, 6472075, 7766490, 12944150, 15532980, 19416225, 25888300, 38832450, 77664900]

約数ペア:

[(1, 77664900), (2, 38832450), (3, 25888300), (4, 19416225), (5, 15532980), (6, 12944150), (10, 7766490), (12, 6472075), (15, 5177660), (20, 3883245), (25, 3106596), (29, 2678100), (30, 2588830), (50, 1553298), (58, 1339050), (60, 1294415), (75, 1035532), (79, 983100), (87, 892700), (100, 776649), (113, 687300), (116, 669525), (145, 535620), (150, 517766), (158, 491550), (174, 446350), (226, 343650), (237, 327700), (290, 267810), (300, 258883), (316, 245775), (339, 229100), (348, 223175), (395, 196620), (435, 178540), (452, 171825), (474, 163850), (565, 137460), (580, 133905), (678, 114550), (725, 107124), (790, 98310), (870, 89270), (948, 81925), (1130, 68730), (1185, 65540), (1356, 57275), (1450, 53562), (1580, 49155), (1695, 45820), (1740, 44635), (1975, 39324), (2175, 35708), (2260, 34365), (2291, 33900), (2370, 32770), (2825, 27492), (2900, 26781), (3277, 23700), (3390, 22910), (3950, 19662), (4350, 17854), (4582, 16950), (4740, 16385), (5650, 13746), (5925, 13108), (6554, 11850), (6780, 11455), (6873, 11300), (7900, 9831), (8475, 9164), (8700, 8927)]