383721520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52709}}^1$

素因数の和:52742

約数の個数: 80

約数和(自身を含む): 1098054720

約数和(自身を除く): 714333200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 52709, 105418, 210836, 263545, 368963, 421672, 527090, 685217, 737926, 843344, 1054180, 1370434, 1475852, 1844815, 2108360, 2740868, 2951704, 3426085, 3689630, 4216720, 4796519, 5481736, 5903408, 6852170, 7379260, 9593038, 10963472, 13704340, 14758520, 19186076, 23982595, 27408680, 29517040, 38372152, 47965190, 54817360, 76744304, 95930380, 191860760, 383721520]

約数ペア:

[(1, 383721520), (2, 191860760), (4, 95930380), (5, 76744304), (7, 54817360), (8, 47965190), (10, 38372152), (13, 29517040), (14, 27408680), (16, 23982595), (20, 19186076), (26, 14758520), (28, 13704340), (35, 10963472), (40, 9593038), (52, 7379260), (56, 6852170), (65, 5903408), (70, 5481736), (80, 4796519), (91, 4216720), (104, 3689630), (112, 3426085), (130, 2951704), (140, 2740868), (182, 2108360), (208, 1844815), (260, 1475852), (280, 1370434), (364, 1054180), (455, 843344), (520, 737926), (560, 685217), (728, 527090), (910, 421672), (1040, 368963), (1456, 263545), (1820, 210836), (3640, 105418), (7280, 52709)]