18351840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 66298176

約数和(自身を除く): 47946336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 173, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 346, 390, 408, 416, 442, 480, 510, 519, 520, 544, 624, 663, 680, 692, 780, 816, 865, 884, 1020, 1038, 1040, 1105, 1248, 1326, 1360, 1384, 1560, 1632, 1730, 1768, 2040, 2076, 2080, 2210, 2249, 2595, 2652, 2720, 2768, 2941, 3120, 3315, 3460, 3536, 4080, 4152, 4420, 4498, 5190, 5304, 5536, 5882, 6240, 6630, 6747, 6920, 7072, 8160, 8304, 8823, 8840, 8996, 10380, 10608, 11245, 11764, 13260, 13494, 13840, 14705, 16608, 17646, 17680, 17992, 20760, 21216, 22490, 23528, 26520, 26988, 27680, 29410, 33735, 35292, 35360, 35984, 38233, 41520, 44115, 44980, 47056, 53040, 53976, 58820, 67470, 70584, 71968, 76466, 83040, 88230, 89960, 94112, 106080, 107952, 114699, 117640, 134940, 141168, 152932, 176460, 179920, 191165, 215904, 229398, 235280, 269880, 282336, 305864, 352920, 359840, 382330, 458796, 470560, 539760, 573495, 611728, 705840, 764660, 917592, 1079520, 1146990, 1223456, 1411680, 1529320, 1835184, 2293980, 3058640, 3670368, 4587960, 6117280, 9175920, 18351840]

約数ペア:

[(1, 18351840), (2, 9175920), (3, 6117280), (4, 4587960), (5, 3670368), (6, 3058640), (8, 2293980), (10, 1835184), (12, 1529320), (13, 1411680), (15, 1223456), (16, 1146990), (17, 1079520), (20, 917592), (24, 764660), (26, 705840), (30, 611728), (32, 573495), (34, 539760), (39, 470560), (40, 458796), (48, 382330), (51, 359840), (52, 352920), (60, 305864), (65, 282336), (68, 269880), (78, 235280), (80, 229398), (85, 215904), (96, 191165), (102, 179920), (104, 176460), (120, 152932), (130, 141168), (136, 134940), (156, 117640), (160, 114699), (170, 107952), (173, 106080), (195, 94112), (204, 89960), (208, 88230), (221, 83040), (240, 76466), (255, 71968), (260, 70584), (272, 67470), (312, 58820), (340, 53976), (346, 53040), (390, 47056), (408, 44980), (416, 44115), (442, 41520), (480, 38233), (510, 35984), (519, 35360), (520, 35292), (544, 33735), (624, 29410), (663, 27680), (680, 26988), (692, 26520), (780, 23528), (816, 22490), (865, 21216), (884, 20760), (1020, 17992), (1038, 17680), (1040, 17646), (1105, 16608), (1248, 14705), (1326, 13840), (1360, 13494), (1384, 13260), (1560, 11764), (1632, 11245), (1730, 10608), (1768, 10380), (2040, 8996), (2076, 8840), (2080, 8823), (2210, 8304), (2249, 8160), (2595, 7072), (2652, 6920), (2720, 6747), (2768, 6630), (2941, 6240), (3120, 5882), (3315, 5536), (3460, 5304), (3536, 5190), (4080, 4498), (4152, 4420)]