181521120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1169

約数の個数: 192

約数和(自身を含む): 644474880

約数和(自身を除く): 462953760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 352, 372, 440, 465, 480, 496, 528, 620, 660, 682, 744, 880, 930, 992, 1023, 1056, 1109, 1240, 1320, 1364, 1488, 1705, 1760, 1860, 2046, 2218, 2480, 2640, 2728, 2976, 3327, 3410, 3720, 4092, 4436, 4960, 5115, 5280, 5456, 5545, 6654, 6820, 7440, 8184, 8872, 10230, 10912, 11090, 12199, 13308, 13640, 14880, 16368, 16635, 17744, 20460, 22180, 24398, 26616, 27280, 32736, 33270, 34379, 35488, 36597, 40920, 44360, 48796, 53232, 54560, 60995, 66540, 68758, 73194, 81840, 88720, 97592, 103137, 106464, 121990, 133080, 137516, 146388, 163680, 171895, 177440, 182985, 195184, 206274, 243980, 266160, 275032, 292776, 343790, 365970, 378169, 390368, 412548, 487960, 515685, 532320, 550064, 585552, 687580, 731940, 756338, 825096, 975920, 1031370, 1100128, 1134507, 1171104, 1375160, 1463880, 1512676, 1650192, 1890845, 1951840, 2062740, 2269014, 2750320, 2927760, 3025352, 3300384, 3781690, 4125480, 4538028, 5500640, 5672535, 5855520, 6050704, 7563380, 8250960, 9076056, 11345070, 12101408, 15126760, 16501920, 18152112, 22690140, 30253520, 36304224, 45380280, 60507040, 90760560, 181521120]

約数ペア:

[(1, 181521120), (2, 90760560), (3, 60507040), (4, 45380280), (5, 36304224), (6, 30253520), (8, 22690140), (10, 18152112), (11, 16501920), (12, 15126760), (15, 12101408), (16, 11345070), (20, 9076056), (22, 8250960), (24, 7563380), (30, 6050704), (31, 5855520), (32, 5672535), (33, 5500640), (40, 4538028), (44, 4125480), (48, 3781690), (55, 3300384), (60, 3025352), (62, 2927760), (66, 2750320), (80, 2269014), (88, 2062740), (93, 1951840), (96, 1890845), (110, 1650192), (120, 1512676), (124, 1463880), (132, 1375160), (155, 1171104), (160, 1134507), (165, 1100128), (176, 1031370), (186, 975920), (220, 825096), (240, 756338), (248, 731940), (264, 687580), (310, 585552), (330, 550064), (341, 532320), (352, 515685), (372, 487960), (440, 412548), (465, 390368), (480, 378169), (496, 365970), (528, 343790), (620, 292776), (660, 275032), (682, 266160), (744, 243980), (880, 206274), (930, 195184), (992, 182985), (1023, 177440), (1056, 171895), (1109, 163680), (1240, 146388), (1320, 137516), (1364, 133080), (1488, 121990), (1705, 106464), (1760, 103137), (1860, 97592), (2046, 88720), (2218, 81840), (2480, 73194), (2640, 68758), (2728, 66540), (2976, 60995), (3327, 54560), (3410, 53232), (3720, 48796), (4092, 44360), (4436, 40920), (4960, 36597), (5115, 35488), (5280, 34379), (5456, 33270), (5545, 32736), (6654, 27280), (6820, 26616), (7440, 24398), (8184, 22180), (8872, 20460), (10230, 17744), (10912, 16635), (11090, 16368), (12199, 14880), (13308, 13640)]