53440380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 193454352

約数和(自身を除く): 140013972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 73, 83, 84, 90, 98, 105, 126, 140, 146, 147, 166, 180, 196, 210, 219, 245, 249, 252, 292, 294, 315, 332, 365, 415, 420, 438, 441, 490, 498, 511, 581, 588, 630, 657, 730, 735, 747, 830, 876, 882, 980, 996, 1022, 1095, 1162, 1245, 1260, 1314, 1460, 1470, 1494, 1533, 1660, 1743, 1764, 2044, 2190, 2205, 2324, 2490, 2555, 2628, 2905, 2940, 2988, 3066, 3285, 3486, 3577, 3735, 4067, 4380, 4410, 4599, 4980, 5110, 5229, 5810, 6059, 6132, 6570, 6972, 7154, 7470, 7665, 8134, 8715, 8820, 9198, 10220, 10458, 10731, 11620, 12118, 12201, 13140, 14308, 14940, 15330, 16268, 17430, 17885, 18177, 18396, 20335, 20916, 21462, 22995, 24236, 24402, 26145, 30295, 30660, 32193, 34860, 35770, 36354, 36603, 40670, 42413, 42924, 45990, 48804, 52290, 53655, 54531, 60590, 61005, 64386, 71540, 72708, 73206, 81340, 84826, 90885, 91980, 104580, 107310, 109062, 121180, 122010, 127239, 128772, 146412, 160965, 169652, 181770, 183015, 212065, 214620, 218124, 244020, 254478, 272655, 296891, 321930, 363540, 366030, 381717, 424130, 508956, 545310, 593782, 636195, 643860, 732060, 763434, 848260, 890673, 1090620, 1187564, 1272390, 1484455, 1526868, 1781346, 1908585, 2544780, 2672019, 2968910, 3562692, 3817170, 4453365, 5344038, 5937820, 7634340, 8906730, 10688076, 13360095, 17813460, 26720190, 53440380]

約数ペア:

[(1, 53440380), (2, 26720190), (3, 17813460), (4, 13360095), (5, 10688076), (6, 8906730), (7, 7634340), (9, 5937820), (10, 5344038), (12, 4453365), (14, 3817170), (15, 3562692), (18, 2968910), (20, 2672019), (21, 2544780), (28, 1908585), (30, 1781346), (35, 1526868), (36, 1484455), (42, 1272390), (45, 1187564), (49, 1090620), (60, 890673), (63, 848260), (70, 763434), (73, 732060), (83, 643860), (84, 636195), (90, 593782), (98, 545310), (105, 508956), (126, 424130), (140, 381717), (146, 366030), (147, 363540), (166, 321930), (180, 296891), (196, 272655), (210, 254478), (219, 244020), (245, 218124), (249, 214620), (252, 212065), (292, 183015), (294, 181770), (315, 169652), (332, 160965), (365, 146412), (415, 128772), (420, 127239), (438, 122010), (441, 121180), (490, 109062), (498, 107310), (511, 104580), (581, 91980), (588, 90885), (630, 84826), (657, 81340), (730, 73206), (735, 72708), (747, 71540), (830, 64386), (876, 61005), (882, 60590), (980, 54531), (996, 53655), (1022, 52290), (1095, 48804), (1162, 45990), (1245, 42924), (1260, 42413), (1314, 40670), (1460, 36603), (1470, 36354), (1494, 35770), (1533, 34860), (1660, 32193), (1743, 30660), (1764, 30295), (2044, 26145), (2190, 24402), (2205, 24236), (2324, 22995), (2490, 21462), (2555, 20916), (2628, 20335), (2905, 18396), (2940, 18177), (2988, 17885), (3066, 17430), (3285, 16268), (3486, 15330), (3577, 14940), (3735, 14308), (4067, 13140), (4380, 12201), (4410, 12118), (4599, 11620), (4980, 10731), (5110, 10458), (5229, 10220), (5810, 9198), (6059, 8820), (6132, 8715), (6570, 8134), (6972, 7665), (7154, 7470)]