53851140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 189396480

約数和(自身を除く): 135545340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 541, 553, 630, 711, 790, 948, 1082, 1106, 1185, 1260, 1422, 1580, 1623, 1659, 2164, 2212, 2370, 2705, 2765, 2844, 3246, 3318, 3555, 3787, 4740, 4869, 4977, 5410, 5530, 6492, 6636, 7110, 7574, 8115, 8295, 9738, 9954, 10820, 11060, 11361, 14220, 15148, 16230, 16590, 18935, 19476, 19908, 22722, 24345, 24885, 32460, 33180, 34083, 37870, 42739, 45444, 48690, 49770, 56805, 68166, 75740, 85478, 97380, 99540, 113610, 128217, 136332, 170415, 170956, 213695, 227220, 256434, 299173, 340830, 384651, 427390, 512868, 598346, 641085, 681660, 769302, 854780, 897519, 1196692, 1282170, 1495865, 1538604, 1795038, 1923255, 2564340, 2692557, 2991730, 3590076, 3846510, 4487595, 5385114, 5983460, 7693020, 8975190, 10770228, 13462785, 17950380, 26925570, 53851140]

約数ペア:

[(1, 53851140), (2, 26925570), (3, 17950380), (4, 13462785), (5, 10770228), (6, 8975190), (7, 7693020), (9, 5983460), (10, 5385114), (12, 4487595), (14, 3846510), (15, 3590076), (18, 2991730), (20, 2692557), (21, 2564340), (28, 1923255), (30, 1795038), (35, 1538604), (36, 1495865), (42, 1282170), (45, 1196692), (60, 897519), (63, 854780), (70, 769302), (79, 681660), (84, 641085), (90, 598346), (105, 512868), (126, 427390), (140, 384651), (158, 340830), (180, 299173), (210, 256434), (237, 227220), (252, 213695), (315, 170956), (316, 170415), (395, 136332), (420, 128217), (474, 113610), (541, 99540), (553, 97380), (630, 85478), (711, 75740), (790, 68166), (948, 56805), (1082, 49770), (1106, 48690), (1185, 45444), (1260, 42739), (1422, 37870), (1580, 34083), (1623, 33180), (1659, 32460), (2164, 24885), (2212, 24345), (2370, 22722), (2705, 19908), (2765, 19476), (2844, 18935), (3246, 16590), (3318, 16230), (3555, 15148), (3787, 14220), (4740, 11361), (4869, 11060), (4977, 10820), (5410, 9954), (5530, 9738), (6492, 8295), (6636, 8115), (7110, 7574)]