20040644400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{76961}}^1$

素因数の和:77020

約数の個数: 240

約数和(自身を含む): 75735533568

約数和(自身を除く): 55694889168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 100, 105, 112, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 240, 248, 280, 300, 310, 336, 350, 372, 400, 420, 434, 465, 496, 525, 560, 600, 620, 651, 700, 744, 775, 840, 868, 930, 1050, 1085, 1200, 1240, 1302, 1400, 1488, 1550, 1680, 1736, 1860, 2100, 2170, 2325, 2480, 2604, 2800, 3100, 3255, 3472, 3720, 4200, 4340, 4650, 5208, 5425, 6200, 6510, 7440, 8400, 8680, 9300, 10416, 10850, 12400, 13020, 16275, 17360, 18600, 21700, 26040, 32550, 37200, 43400, 52080, 65100, 76961, 86800, 130200, 153922, 230883, 260400, 307844, 384805, 461766, 538727, 615688, 769610, 923532, 1077454, 1154415, 1231376, 1539220, 1616181, 1847064, 1924025, 2154908, 2308830, 2385791, 2693635, 3078440, 3232362, 3694128, 3848050, 4309816, 4617660, 4771582, 5387270, 5772075, 6156880, 6464724, 7157373, 7696100, 8080905, 8619632, 9235320, 9543164, 10774540, 11544150, 11928955, 12929448, 13468175, 14314746, 15392200, 16161810, 16700537, 18470640, 19086328, 21549080, 23088300, 23857910, 25858896, 26936350, 28629492, 30784400, 32323620, 33401074, 35786865, 38172656, 40404525, 43098160, 46176600, 47715820, 50101611, 53872700, 57258984, 59644775, 64647240, 66802148, 71573730, 80809050, 83502685, 92353200, 95431640, 100203222, 107745400, 114517968, 119289550, 129294480, 133604296, 143147460, 161618100, 167005370, 178934325, 190863280, 200406444, 215490800, 238579100, 250508055, 267208592, 286294920, 323236200, 334010740, 357868650, 400812888, 417513425, 477158200, 501016110, 572589840, 646472400, 668021480, 715737300, 801625776, 835026850, 954316400, 1002032220, 1252540275, 1336042960, 1431474600, 1670053700, 2004064440, 2505080550, 2862949200, 3340107400, 4008128880, 5010161100, 6680214800, 10020322200, 20040644400]

約数ペア:

[(1, 20040644400), (2, 10020322200), (3, 6680214800), (4, 5010161100), (5, 4008128880), (6, 3340107400), (7, 2862949200), (8, 2505080550), (10, 2004064440), (12, 1670053700), (14, 1431474600), (15, 1336042960), (16, 1252540275), (20, 1002032220), (21, 954316400), (24, 835026850), (25, 801625776), (28, 715737300), (30, 668021480), (31, 646472400), (35, 572589840), (40, 501016110), (42, 477158200), (48, 417513425), (50, 400812888), (56, 357868650), (60, 334010740), (62, 323236200), (70, 286294920), (75, 267208592), (80, 250508055), (84, 238579100), (93, 215490800), (100, 200406444), (105, 190863280), (112, 178934325), (120, 167005370), (124, 161618100), (140, 143147460), (150, 133604296), (155, 129294480), (168, 119289550), (175, 114517968), (186, 107745400), (200, 100203222), (210, 95431640), (217, 92353200), (240, 83502685), (248, 80809050), (280, 71573730), (300, 66802148), (310, 64647240), (336, 59644775), (350, 57258984), (372, 53872700), (400, 50101611), (420, 47715820), (434, 46176600), (465, 43098160), (496, 40404525), (525, 38172656), (560, 35786865), (600, 33401074), (620, 32323620), (651, 30784400), (700, 28629492), (744, 26936350), (775, 25858896), (840, 23857910), (868, 23088300), (930, 21549080), (1050, 19086328), (1085, 18470640), (1200, 16700537), (1240, 16161810), (1302, 15392200), (1400, 14314746), (1488, 13468175), (1550, 12929448), (1680, 11928955), (1736, 11544150), (1860, 10774540), (2100, 9543164), (2170, 9235320), (2325, 8619632), (2480, 8080905), (2604, 7696100), (2800, 7157373), (3100, 6464724), (3255, 6156880), (3472, 5772075), (3720, 5387270), (4200, 4771582), (4340, 4617660), (4650, 4309816), (5208, 3848050), (5425, 3694128), (6200, 3232362), (6510, 3078440), (7440, 2693635), (8400, 2385791), (8680, 2308830), (9300, 2154908), (10416, 1924025), (10850, 1847064), (12400, 1616181), (13020, 1539220), (16275, 1231376), (17360, 1154415), (18600, 1077454), (21700, 923532), (26040, 769610), (32550, 615688), (37200, 538727), (43400, 461766), (52080, 384805), (65100, 307844), (76961, 260400), (86800, 230883), (130200, 153922)]