390557700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3709}}^1$

素因数の和:3748

約数の個数: 180

約数和(自身を含む): 1363788580

約数和(自身を除く): 973230880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 260, 270, 300, 324, 325, 351, 390, 405, 450, 468, 540, 585, 650, 675, 702, 780, 810, 900, 975, 1053, 1170, 1300, 1350, 1404, 1620, 1755, 1950, 2025, 2106, 2340, 2700, 2925, 3510, 3709, 3900, 4050, 4212, 5265, 5850, 7020, 7418, 8100, 8775, 10530, 11127, 11700, 14836, 17550, 18545, 21060, 22254, 26325, 33381, 35100, 37090, 44508, 48217, 52650, 55635, 66762, 74180, 92725, 96434, 100143, 105300, 111270, 133524, 144651, 166905, 185450, 192868, 200286, 222540, 241085, 278175, 289302, 300429, 333810, 370900, 400572, 433953, 482170, 500715, 556350, 578604, 600858, 667620, 723255, 834525, 867906, 964340, 1001430, 1112700, 1201716, 1205425, 1301859, 1446510, 1502145, 1669050, 1735812, 2002860, 2169765, 2410850, 2503575, 2603718, 2893020, 3004290, 3338100, 3616275, 3905577, 4339530, 4821700, 5007150, 5207436, 6008580, 6509295, 7232550, 7510725, 7811154, 8679060, 10014300, 10848825, 13018590, 14465100, 15021450, 15622308, 19527885, 21697650, 26037180, 30042900, 32546475, 39055770, 43395300, 65092950, 78111540, 97639425, 130185900, 195278850, 390557700]

約数ペア:

[(1, 390557700), (2, 195278850), (3, 130185900), (4, 97639425), (5, 78111540), (6, 65092950), (9, 43395300), (10, 39055770), (12, 32546475), (13, 30042900), (15, 26037180), (18, 21697650), (20, 19527885), (25, 15622308), (26, 15021450), (27, 14465100), (30, 13018590), (36, 10848825), (39, 10014300), (45, 8679060), (50, 7811154), (52, 7510725), (54, 7232550), (60, 6509295), (65, 6008580), (75, 5207436), (78, 5007150), (81, 4821700), (90, 4339530), (100, 3905577), (108, 3616275), (117, 3338100), (130, 3004290), (135, 2893020), (150, 2603718), (156, 2503575), (162, 2410850), (180, 2169765), (195, 2002860), (225, 1735812), (234, 1669050), (260, 1502145), (270, 1446510), (300, 1301859), (324, 1205425), (325, 1201716), (351, 1112700), (390, 1001430), (405, 964340), (450, 867906), (468, 834525), (540, 723255), (585, 667620), (650, 600858), (675, 578604), (702, 556350), (780, 500715), (810, 482170), (900, 433953), (975, 400572), (1053, 370900), (1170, 333810), (1300, 300429), (1350, 289302), (1404, 278175), (1620, 241085), (1755, 222540), (1950, 200286), (2025, 192868), (2106, 185450), (2340, 166905), (2700, 144651), (2925, 133524), (3510, 111270), (3709, 105300), (3900, 100143), (4050, 96434), (4212, 92725), (5265, 74180), (5850, 66762), (7020, 55635), (7418, 52650), (8100, 48217), (8775, 44508), (10530, 37090), (11127, 35100), (11700, 33381), (14836, 26325), (17550, 22254), (18545, 21060)]