221415360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 224

約数和(自身を含む): 755904000

約数和(自身を除く): 534488640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 61, 64, 76, 80, 95, 96, 114, 120, 122, 152, 160, 183, 190, 192, 199, 228, 240, 244, 285, 304, 305, 320, 366, 380, 398, 456, 480, 488, 570, 597, 608, 610, 732, 760, 796, 912, 915, 960, 976, 995, 1140, 1159, 1194, 1216, 1220, 1464, 1520, 1592, 1824, 1830, 1952, 1990, 2280, 2318, 2388, 2440, 2928, 2985, 3040, 3184, 3477, 3648, 3660, 3781, 3904, 3980, 4560, 4636, 4776, 4880, 5795, 5856, 5970, 6080, 6368, 6954, 7320, 7562, 7960, 9120, 9272, 9552, 9760, 11343, 11590, 11712, 11940, 12139, 12736, 13908, 14640, 15124, 15920, 17385, 18240, 18544, 18905, 19104, 19520, 22686, 23180, 23880, 24278, 27816, 29280, 30248, 31840, 34770, 36417, 37088, 37810, 38208, 45372, 46360, 47760, 48556, 55632, 56715, 58560, 60496, 60695, 63680, 69540, 72834, 74176, 75620, 90744, 92720, 95520, 97112, 111264, 113430, 120992, 121390, 139080, 145668, 151240, 181488, 182085, 185440, 191040, 194224, 222528, 226860, 230641, 241984, 242780, 278160, 291336, 302480, 362976, 364170, 370880, 388448, 453720, 461282, 485560, 556320, 582672, 604960, 691923, 725952, 728340, 776896, 907440, 922564, 971120, 1112640, 1153205, 1165344, 1209920, 1383846, 1456680, 1814880, 1845128, 1942240, 2306410, 2330688, 2767692, 2913360, 3459615, 3629760, 3690256, 3884480, 4612820, 5535384, 5826720, 6919230, 7380512, 9225640, 11070768, 11653440, 13838460, 14761024, 18451280, 22141536, 27676920, 36902560, 44283072, 55353840, 73805120, 110707680, 221415360]

約数ペア:

[(1, 221415360), (2, 110707680), (3, 73805120), (4, 55353840), (5, 44283072), (6, 36902560), (8, 27676920), (10, 22141536), (12, 18451280), (15, 14761024), (16, 13838460), (19, 11653440), (20, 11070768), (24, 9225640), (30, 7380512), (32, 6919230), (38, 5826720), (40, 5535384), (48, 4612820), (57, 3884480), (60, 3690256), (61, 3629760), (64, 3459615), (76, 2913360), (80, 2767692), (95, 2330688), (96, 2306410), (114, 1942240), (120, 1845128), (122, 1814880), (152, 1456680), (160, 1383846), (183, 1209920), (190, 1165344), (192, 1153205), (199, 1112640), (228, 971120), (240, 922564), (244, 907440), (285, 776896), (304, 728340), (305, 725952), (320, 691923), (366, 604960), (380, 582672), (398, 556320), (456, 485560), (480, 461282), (488, 453720), (570, 388448), (597, 370880), (608, 364170), (610, 362976), (732, 302480), (760, 291336), (796, 278160), (912, 242780), (915, 241984), (960, 230641), (976, 226860), (995, 222528), (1140, 194224), (1159, 191040), (1194, 185440), (1216, 182085), (1220, 181488), (1464, 151240), (1520, 145668), (1592, 139080), (1824, 121390), (1830, 120992), (1952, 113430), (1990, 111264), (2280, 97112), (2318, 95520), (2388, 92720), (2440, 90744), (2928, 75620), (2985, 74176), (3040, 72834), (3184, 69540), (3477, 63680), (3648, 60695), (3660, 60496), (3781, 58560), (3904, 56715), (3980, 55632), (4560, 48556), (4636, 47760), (4776, 46360), (4880, 45372), (5795, 38208), (5856, 37810), (5970, 37088), (6080, 36417), (6368, 34770), (6954, 31840), (7320, 30248), (7562, 29280), (7960, 27816), (9120, 24278), (9272, 23880), (9552, 23180), (9760, 22686), (11343, 19520), (11590, 19104), (11712, 18905), (11940, 18544), (12139, 18240), (12736, 17385), (13908, 15920), (14640, 15124)]