77751180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 256838400

約数和(自身を除く): 179087220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 149, 156, 180, 195, 223, 234, 260, 298, 390, 446, 447, 468, 585, 596, 669, 745, 780, 892, 894, 1115, 1170, 1338, 1341, 1490, 1788, 1937, 2007, 2230, 2235, 2340, 2676, 2682, 2899, 2980, 3345, 3874, 4014, 4460, 4470, 5364, 5798, 5811, 6690, 6705, 7748, 8028, 8697, 8940, 9685, 10035, 11596, 11622, 13380, 13410, 14495, 17394, 17433, 19370, 20070, 23244, 26091, 26820, 28990, 29055, 33227, 34788, 34866, 38740, 40140, 43485, 52182, 57980, 58110, 66454, 69732, 86970, 87165, 99681, 104364, 116220, 130455, 132908, 166135, 173940, 174330, 199362, 260910, 299043, 332270, 348660, 398724, 431951, 498405, 521820, 598086, 664540, 863902, 996810, 1196172, 1295853, 1495215, 1727804, 1993620, 2159755, 2591706, 2990430, 3887559, 4319510, 5183412, 5980860, 6479265, 7775118, 8639020, 12958530, 15550236, 19437795, 25917060, 38875590, 77751180]

約数ペア:

[(1, 77751180), (2, 38875590), (3, 25917060), (4, 19437795), (5, 15550236), (6, 12958530), (9, 8639020), (10, 7775118), (12, 6479265), (13, 5980860), (15, 5183412), (18, 4319510), (20, 3887559), (26, 2990430), (30, 2591706), (36, 2159755), (39, 1993620), (45, 1727804), (52, 1495215), (60, 1295853), (65, 1196172), (78, 996810), (90, 863902), (117, 664540), (130, 598086), (149, 521820), (156, 498405), (180, 431951), (195, 398724), (223, 348660), (234, 332270), (260, 299043), (298, 260910), (390, 199362), (446, 174330), (447, 173940), (468, 166135), (585, 132908), (596, 130455), (669, 116220), (745, 104364), (780, 99681), (892, 87165), (894, 86970), (1115, 69732), (1170, 66454), (1338, 58110), (1341, 57980), (1490, 52182), (1788, 43485), (1937, 40140), (2007, 38740), (2230, 34866), (2235, 34788), (2340, 33227), (2676, 29055), (2682, 28990), (2899, 26820), (2980, 26091), (3345, 23244), (3874, 20070), (4014, 19370), (4460, 17433), (4470, 17394), (5364, 14495), (5798, 13410), (5811, 13380), (6690, 11622), (6705, 11596), (7748, 10035), (8028, 9685), (8697, 8940)]