221081600

素因数分解:

$2^{12}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 156

約数和(自身を含む): 585033984

約数和(自身を除く): 363952384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 127, 128, 136, 160, 170, 200, 254, 256, 272, 320, 340, 400, 425, 508, 512, 544, 635, 640, 680, 800, 850, 1016, 1024, 1088, 1270, 1280, 1360, 1600, 1700, 2032, 2048, 2159, 2176, 2540, 2560, 2720, 3175, 3200, 3400, 4064, 4096, 4318, 4352, 5080, 5120, 5440, 6350, 6400, 6800, 8128, 8636, 8704, 10160, 10240, 10795, 10880, 12700, 12800, 13600, 16256, 17272, 17408, 20320, 20480, 21590, 21760, 25400, 25600, 27200, 32512, 34544, 34816, 40640, 43180, 43520, 50800, 51200, 53975, 54400, 65024, 69088, 69632, 81280, 86360, 87040, 101600, 102400, 107950, 108800, 130048, 138176, 162560, 172720, 174080, 203200, 215900, 217600, 260096, 276352, 325120, 345440, 348160, 406400, 431800, 435200, 520192, 552704, 650240, 690880, 812800, 863600, 870400, 1105408, 1300480, 1381760, 1625600, 1727200, 1740800, 2210816, 2600960, 2763520, 3251200, 3454400, 4421632, 5527040, 6502400, 6908800, 8843264, 11054080, 13004800, 13817600, 22108160, 27635200, 44216320, 55270400, 110540800, 221081600]

約数ペア:

[(1, 221081600), (2, 110540800), (4, 55270400), (5, 44216320), (8, 27635200), (10, 22108160), (16, 13817600), (17, 13004800), (20, 11054080), (25, 8843264), (32, 6908800), (34, 6502400), (40, 5527040), (50, 4421632), (64, 3454400), (68, 3251200), (80, 2763520), (85, 2600960), (100, 2210816), (127, 1740800), (128, 1727200), (136, 1625600), (160, 1381760), (170, 1300480), (200, 1105408), (254, 870400), (256, 863600), (272, 812800), (320, 690880), (340, 650240), (400, 552704), (425, 520192), (508, 435200), (512, 431800), (544, 406400), (635, 348160), (640, 345440), (680, 325120), (800, 276352), (850, 260096), (1016, 217600), (1024, 215900), (1088, 203200), (1270, 174080), (1280, 172720), (1360, 162560), (1600, 138176), (1700, 130048), (2032, 108800), (2048, 107950), (2159, 102400), (2176, 101600), (2540, 87040), (2560, 86360), (2720, 81280), (3175, 69632), (3200, 69088), (3400, 65024), (4064, 54400), (4096, 53975), (4318, 51200), (4352, 50800), (5080, 43520), (5120, 43180), (5440, 40640), (6350, 34816), (6400, 34544), (6800, 32512), (8128, 27200), (8636, 25600), (8704, 25400), (10160, 21760), (10240, 21590), (10795, 20480), (10880, 20320), (12700, 17408), (12800, 17272), (13600, 16256)]