161497600

素因数分解:

$2^9\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 462756096

約数和(自身を除く): 301258496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 37, 40, 44, 50, 55, 62, 64, 74, 80, 88, 100, 110, 124, 128, 148, 155, 160, 176, 185, 200, 220, 248, 256, 275, 296, 310, 320, 341, 352, 370, 400, 407, 440, 496, 512, 550, 592, 620, 640, 682, 704, 740, 775, 800, 814, 880, 925, 992, 1100, 1147, 1184, 1240, 1280, 1364, 1408, 1480, 1550, 1600, 1628, 1705, 1760, 1850, 1984, 2035, 2200, 2294, 2368, 2480, 2560, 2728, 2816, 2960, 3100, 3200, 3256, 3410, 3520, 3700, 3968, 4070, 4400, 4588, 4736, 4960, 5456, 5632, 5735, 5920, 6200, 6400, 6512, 6820, 7040, 7400, 7936, 8140, 8525, 8800, 9176, 9472, 9920, 10175, 10912, 11470, 11840, 12400, 12617, 12800, 13024, 13640, 14080, 14800, 15872, 16280, 17050, 17600, 18352, 18944, 19840, 20350, 21824, 22940, 23680, 24800, 25234, 26048, 27280, 28160, 28675, 29600, 32560, 34100, 35200, 36704, 39680, 40700, 43648, 45880, 47360, 49600, 50468, 52096, 54560, 57350, 59200, 63085, 65120, 68200, 70400, 73408, 79360, 81400, 87296, 91760, 94720, 99200, 100936, 104192, 109120, 114700, 118400, 126170, 130240, 136400, 140800, 146816, 162800, 174592, 183520, 198400, 201872, 208384, 218240, 229400, 236800, 252340, 260480, 272800, 293632, 315425, 325600, 367040, 396800, 403744, 436480, 458800, 473600, 504680, 520960, 545600, 587264, 630850, 651200, 734080, 807488, 872960, 917600, 1009360, 1041920, 1091200, 1261700, 1302400, 1468160, 1614976, 1835200, 2018720, 2182400, 2523400, 2604800, 2936320, 3229952, 3670400, 4037440, 4364800, 5046800, 5209600, 6459904, 7340800, 8074880, 10093600, 14681600, 16149760, 20187200, 32299520, 40374400, 80748800, 161497600]

約数ペア:

[(1, 161497600), (2, 80748800), (4, 40374400), (5, 32299520), (8, 20187200), (10, 16149760), (11, 14681600), (16, 10093600), (20, 8074880), (22, 7340800), (25, 6459904), (31, 5209600), (32, 5046800), (37, 4364800), (40, 4037440), (44, 3670400), (50, 3229952), (55, 2936320), (62, 2604800), (64, 2523400), (74, 2182400), (80, 2018720), (88, 1835200), (100, 1614976), (110, 1468160), (124, 1302400), (128, 1261700), (148, 1091200), (155, 1041920), (160, 1009360), (176, 917600), (185, 872960), (200, 807488), (220, 734080), (248, 651200), (256, 630850), (275, 587264), (296, 545600), (310, 520960), (320, 504680), (341, 473600), (352, 458800), (370, 436480), (400, 403744), (407, 396800), (440, 367040), (496, 325600), (512, 315425), (550, 293632), (592, 272800), (620, 260480), (640, 252340), (682, 236800), (704, 229400), (740, 218240), (775, 208384), (800, 201872), (814, 198400), (880, 183520), (925, 174592), (992, 162800), (1100, 146816), (1147, 140800), (1184, 136400), (1240, 130240), (1280, 126170), (1364, 118400), (1408, 114700), (1480, 109120), (1550, 104192), (1600, 100936), (1628, 99200), (1705, 94720), (1760, 91760), (1850, 87296), (1984, 81400), (2035, 79360), (2200, 73408), (2294, 70400), (2368, 68200), (2480, 65120), (2560, 63085), (2728, 59200), (2816, 57350), (2960, 54560), (3100, 52096), (3200, 50468), (3256, 49600), (3410, 47360), (3520, 45880), (3700, 43648), (3968, 40700), (4070, 39680), (4400, 36704), (4588, 35200), (4736, 34100), (4960, 32560), (5456, 29600), (5632, 28675), (5735, 28160), (5920, 27280), (6200, 26048), (6400, 25234), (6512, 24800), (6820, 23680), (7040, 22940), (7400, 21824), (7936, 20350), (8140, 19840), (8525, 18944), (8800, 18352), (9176, 17600), (9472, 17050), (9920, 16280), (10175, 15872), (10912, 14800), (11470, 14080), (11840, 13640), (12400, 13024), (12617, 12800)]