243909380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{7753}}^1$

素因数の和:7797

約数の個数: 72

約数和(自身を含む): 606393816

約数和(自身を除く): 362484436

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 6292, 7753, 7865, 15506, 15730, 31012, 31460, 38765, 77530, 85283, 100789, 155060, 170566, 201578, 341132, 403156, 426415, 503945, 852830, 938113, 1007890, 1108679, 1705660, 1876226, 2015780, 2217358, 3752452, 4434716, 4690565, 5543395, 9381130, 11086790, 12195469, 18762260, 22173580, 24390938, 48781876, 60977345, 121954690, 243909380]

約数ペア:

[(1, 243909380), (2, 121954690), (4, 60977345), (5, 48781876), (10, 24390938), (11, 22173580), (13, 18762260), (20, 12195469), (22, 11086790), (26, 9381130), (44, 5543395), (52, 4690565), (55, 4434716), (65, 3752452), (110, 2217358), (121, 2015780), (130, 1876226), (143, 1705660), (220, 1108679), (242, 1007890), (260, 938113), (286, 852830), (484, 503945), (572, 426415), (605, 403156), (715, 341132), (1210, 201578), (1430, 170566), (1573, 155060), (2420, 100789), (2860, 85283), (3146, 77530), (6292, 38765), (7753, 31460), (7865, 31012), (15506, 15730)]