54681900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 194820864

約数和(自身を除く): 140138964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2003, 2100, 2275, 2730, 3900, 4006, 4550, 5460, 6009, 6825, 8012, 9100, 10015, 12018, 13650, 14021, 20030, 24036, 26039, 27300, 28042, 30045, 40060, 42063, 50075, 52078, 56084, 60090, 70105, 78117, 84126, 100150, 104156, 120180, 130195, 140210, 150225, 156234, 168252, 182273, 200300, 210315, 260390, 280420, 300450, 312468, 350525, 364546, 390585, 420630, 520780, 546819, 600900, 650975, 701050, 729092, 781170, 841260, 911365, 1051575, 1093638, 1301950, 1402100, 1562340, 1822730, 1952925, 2103150, 2187276, 2603900, 2734095, 3645460, 3905850, 4206300, 4556825, 5468190, 7811700, 9113650, 10936380, 13670475, 18227300, 27340950, 54681900]

約数ペア:

[(1, 54681900), (2, 27340950), (3, 18227300), (4, 13670475), (5, 10936380), (6, 9113650), (7, 7811700), (10, 5468190), (12, 4556825), (13, 4206300), (14, 3905850), (15, 3645460), (20, 2734095), (21, 2603900), (25, 2187276), (26, 2103150), (28, 1952925), (30, 1822730), (35, 1562340), (39, 1402100), (42, 1301950), (50, 1093638), (52, 1051575), (60, 911365), (65, 841260), (70, 781170), (75, 729092), (78, 701050), (84, 650975), (91, 600900), (100, 546819), (105, 520780), (130, 420630), (140, 390585), (150, 364546), (156, 350525), (175, 312468), (182, 300450), (195, 280420), (210, 260390), (260, 210315), (273, 200300), (300, 182273), (325, 168252), (350, 156234), (364, 150225), (390, 140210), (420, 130195), (455, 120180), (525, 104156), (546, 100150), (650, 84126), (700, 78117), (780, 70105), (910, 60090), (975, 56084), (1050, 52078), (1092, 50075), (1300, 42063), (1365, 40060), (1820, 30045), (1950, 28042), (2003, 27300), (2100, 26039), (2275, 24036), (2730, 20030), (3900, 14021), (4006, 13650), (4550, 12018), (5460, 10015), (6009, 9100), (6825, 8012)]