400381740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:661

約数の個数: 216

約数和(自身を含む): 1380322944

約数和(自身を除く): 979941204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 121, 124, 132, 155, 165, 180, 186, 198, 220, 242, 279, 310, 330, 341, 363, 372, 396, 465, 484, 495, 558, 593, 605, 620, 660, 682, 726, 930, 990, 1023, 1089, 1116, 1186, 1210, 1364, 1395, 1452, 1705, 1779, 1815, 1860, 1980, 2046, 2178, 2372, 2420, 2790, 2965, 3069, 3410, 3558, 3630, 3751, 4092, 4356, 5115, 5337, 5445, 5580, 5930, 6138, 6523, 6820, 7116, 7260, 7502, 8895, 10230, 10674, 10890, 11253, 11860, 12276, 13046, 15004, 15345, 17790, 18383, 18755, 19569, 20460, 21348, 21780, 22506, 26092, 26685, 30690, 32615, 33759, 35580, 36766, 37510, 39138, 45012, 53370, 55149, 56265, 58707, 61380, 65230, 67518, 71753, 73532, 75020, 78276, 91915, 97845, 106740, 110298, 112530, 117414, 130460, 135036, 143506, 165447, 168795, 183830, 195690, 202213, 215259, 220596, 225060, 234828, 275745, 287012, 293535, 330894, 337590, 358765, 367660, 391380, 404426, 430518, 551490, 587070, 606639, 645777, 661788, 675180, 717530, 808852, 827235, 861036, 1011065, 1076295, 1102980, 1174140, 1213278, 1291554, 1435060, 1654470, 1819917, 2022130, 2152590, 2224343, 2426556, 2583108, 3033195, 3228885, 3308940, 3639834, 4044260, 4305180, 4448686, 6066390, 6457770, 6673029, 7279668, 8897372, 9099585, 11121715, 12132780, 12915540, 13346058, 18199170, 20019087, 22243430, 26692116, 33365145, 36398340, 40038174, 44486860, 66730290, 80076348, 100095435, 133460580, 200190870, 400381740]

約数ペア:

[(1, 400381740), (2, 200190870), (3, 133460580), (4, 100095435), (5, 80076348), (6, 66730290), (9, 44486860), (10, 40038174), (11, 36398340), (12, 33365145), (15, 26692116), (18, 22243430), (20, 20019087), (22, 18199170), (30, 13346058), (31, 12915540), (33, 12132780), (36, 11121715), (44, 9099585), (45, 8897372), (55, 7279668), (60, 6673029), (62, 6457770), (66, 6066390), (90, 4448686), (93, 4305180), (99, 4044260), (110, 3639834), (121, 3308940), (124, 3228885), (132, 3033195), (155, 2583108), (165, 2426556), (180, 2224343), (186, 2152590), (198, 2022130), (220, 1819917), (242, 1654470), (279, 1435060), (310, 1291554), (330, 1213278), (341, 1174140), (363, 1102980), (372, 1076295), (396, 1011065), (465, 861036), (484, 827235), (495, 808852), (558, 717530), (593, 675180), (605, 661788), (620, 645777), (660, 606639), (682, 587070), (726, 551490), (930, 430518), (990, 404426), (1023, 391380), (1089, 367660), (1116, 358765), (1186, 337590), (1210, 330894), (1364, 293535), (1395, 287012), (1452, 275745), (1705, 234828), (1779, 225060), (1815, 220596), (1860, 215259), (1980, 202213), (2046, 195690), (2178, 183830), (2372, 168795), (2420, 165447), (2790, 143506), (2965, 135036), (3069, 130460), (3410, 117414), (3558, 112530), (3630, 110298), (3751, 106740), (4092, 97845), (4356, 91915), (5115, 78276), (5337, 75020), (5445, 73532), (5580, 71753), (5930, 67518), (6138, 65230), (6523, 61380), (6820, 58707), (7116, 56265), (7260, 55149), (7502, 53370), (8895, 45012), (10230, 39138), (10674, 37510), (10890, 36766), (11253, 35580), (11860, 33759), (12276, 32615), (13046, 30690), (15004, 26685), (15345, 26092), (17790, 22506), (18383, 21780), (18755, 21348), (19569, 20460)]