78528060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 144

約数和(自身を含む): 263748576

約数和(自身を除く): 185220516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 234, 260, 333, 370, 390, 444, 468, 481, 555, 585, 666, 740, 780, 907, 962, 1110, 1170, 1332, 1443, 1665, 1814, 1924, 2220, 2340, 2405, 2721, 2886, 3330, 3628, 4329, 4535, 4810, 5442, 5772, 6660, 7215, 8163, 8658, 9070, 9620, 10884, 11791, 13605, 14430, 16326, 17316, 18140, 21645, 23582, 27210, 28860, 32652, 33559, 35373, 40815, 43290, 47164, 54420, 58955, 67118, 70746, 81630, 86580, 100677, 106119, 117910, 134236, 141492, 163260, 167795, 176865, 201354, 212238, 235820, 302031, 335590, 353730, 402708, 424476, 436267, 503385, 530595, 604062, 671180, 707460, 872534, 1006770, 1061190, 1208124, 1308801, 1510155, 1745068, 2013540, 2122380, 2181335, 2617602, 3020310, 3926403, 4362670, 5235204, 6040620, 6544005, 7852806, 8725340, 13088010, 15705612, 19632015, 26176020, 39264030, 78528060]

約数ペア:

[(1, 78528060), (2, 39264030), (3, 26176020), (4, 19632015), (5, 15705612), (6, 13088010), (9, 8725340), (10, 7852806), (12, 6544005), (13, 6040620), (15, 5235204), (18, 4362670), (20, 3926403), (26, 3020310), (30, 2617602), (36, 2181335), (37, 2122380), (39, 2013540), (45, 1745068), (52, 1510155), (60, 1308801), (65, 1208124), (74, 1061190), (78, 1006770), (90, 872534), (111, 707460), (117, 671180), (130, 604062), (148, 530595), (156, 503385), (180, 436267), (185, 424476), (195, 402708), (222, 353730), (234, 335590), (260, 302031), (333, 235820), (370, 212238), (390, 201354), (444, 176865), (468, 167795), (481, 163260), (555, 141492), (585, 134236), (666, 117910), (740, 106119), (780, 100677), (907, 86580), (962, 81630), (1110, 70746), (1170, 67118), (1332, 58955), (1443, 54420), (1665, 47164), (1814, 43290), (1924, 40815), (2220, 35373), (2340, 33559), (2405, 32652), (2721, 28860), (2886, 27210), (3330, 23582), (3628, 21645), (4329, 18140), (4535, 17316), (4810, 16326), (5442, 14430), (5772, 13605), (6660, 11791), (7215, 10884), (8163, 9620), (8658, 9070)]