72981300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1558

約数の個数: 144

約数和(自身を含む): 251983872

約数和(自身を除く): 179002572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 644, 690, 700, 805, 966, 1050, 1150, 1380, 1511, 1610, 1725, 1932, 2100, 2300, 2415, 3022, 3220, 3450, 4025, 4533, 4830, 6044, 6900, 7555, 8050, 9066, 9660, 10577, 12075, 15110, 16100, 18132, 21154, 22665, 24150, 30220, 31731, 34753, 37775, 42308, 45330, 48300, 52885, 63462, 69506, 75550, 90660, 104259, 105770, 113325, 126924, 139012, 151100, 158655, 173765, 208518, 211540, 226650, 243271, 264425, 317310, 347530, 417036, 453300, 486542, 521295, 528850, 634620, 695060, 729813, 793275, 868825, 973084, 1042590, 1057700, 1216355, 1459626, 1586550, 1737650, 2085180, 2432710, 2606475, 2919252, 3173100, 3475300, 3649065, 4865420, 5212950, 6081775, 7298130, 10425900, 12163550, 14596260, 18245325, 24327100, 36490650, 72981300]

約数ペア:

[(1, 72981300), (2, 36490650), (3, 24327100), (4, 18245325), (5, 14596260), (6, 12163550), (7, 10425900), (10, 7298130), (12, 6081775), (14, 5212950), (15, 4865420), (20, 3649065), (21, 3475300), (23, 3173100), (25, 2919252), (28, 2606475), (30, 2432710), (35, 2085180), (42, 1737650), (46, 1586550), (50, 1459626), (60, 1216355), (69, 1057700), (70, 1042590), (75, 973084), (84, 868825), (92, 793275), (100, 729813), (105, 695060), (115, 634620), (138, 528850), (140, 521295), (150, 486542), (161, 453300), (175, 417036), (210, 347530), (230, 317310), (276, 264425), (300, 243271), (322, 226650), (345, 211540), (350, 208518), (420, 173765), (460, 158655), (483, 151100), (525, 139012), (575, 126924), (644, 113325), (690, 105770), (700, 104259), (805, 90660), (966, 75550), (1050, 69506), (1150, 63462), (1380, 52885), (1511, 48300), (1610, 45330), (1725, 42308), (1932, 37775), (2100, 34753), (2300, 31731), (2415, 30220), (3022, 24150), (3220, 22665), (3450, 21154), (4025, 18132), (4533, 16100), (4830, 15110), (6044, 12075), (6900, 10577), (7555, 9660), (8050, 9066)]