18431400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 65620800

約数和(自身を除く): 47189400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 130, 136, 139, 150, 156, 170, 195, 200, 204, 221, 255, 260, 278, 300, 312, 325, 340, 390, 408, 417, 425, 442, 510, 520, 556, 600, 650, 663, 680, 695, 780, 834, 850, 884, 975, 1020, 1105, 1112, 1275, 1300, 1326, 1390, 1560, 1668, 1700, 1768, 1807, 1950, 2040, 2085, 2210, 2363, 2550, 2600, 2652, 2780, 3315, 3336, 3400, 3475, 3614, 3900, 4170, 4420, 4726, 5100, 5304, 5421, 5525, 5560, 6630, 6950, 7089, 7228, 7800, 8340, 8840, 9035, 9452, 10200, 10425, 10842, 11050, 11815, 13260, 13900, 14178, 14456, 16575, 16680, 18070, 18904, 20850, 21684, 22100, 23630, 26520, 27105, 27800, 28356, 30719, 33150, 35445, 36140, 41700, 43368, 44200, 45175, 47260, 54210, 56712, 59075, 61438, 66300, 70890, 72280, 83400, 90350, 92157, 94520, 108420, 118150, 122876, 132600, 135525, 141780, 153595, 177225, 180700, 184314, 216840, 236300, 245752, 271050, 283560, 307190, 354450, 361400, 368628, 460785, 472600, 542100, 614380, 708900, 737256, 767975, 921570, 1084200, 1228760, 1417800, 1535950, 1843140, 2303925, 3071900, 3686280, 4607850, 6143800, 9215700, 18431400]

約数ペア:

[(1, 18431400), (2, 9215700), (3, 6143800), (4, 4607850), (5, 3686280), (6, 3071900), (8, 2303925), (10, 1843140), (12, 1535950), (13, 1417800), (15, 1228760), (17, 1084200), (20, 921570), (24, 767975), (25, 737256), (26, 708900), (30, 614380), (34, 542100), (39, 472600), (40, 460785), (50, 368628), (51, 361400), (52, 354450), (60, 307190), (65, 283560), (68, 271050), (75, 245752), (78, 236300), (85, 216840), (100, 184314), (102, 180700), (104, 177225), (120, 153595), (130, 141780), (136, 135525), (139, 132600), (150, 122876), (156, 118150), (170, 108420), (195, 94520), (200, 92157), (204, 90350), (221, 83400), (255, 72280), (260, 70890), (278, 66300), (300, 61438), (312, 59075), (325, 56712), (340, 54210), (390, 47260), (408, 45175), (417, 44200), (425, 43368), (442, 41700), (510, 36140), (520, 35445), (556, 33150), (600, 30719), (650, 28356), (663, 27800), (680, 27105), (695, 26520), (780, 23630), (834, 22100), (850, 21684), (884, 20850), (975, 18904), (1020, 18070), (1105, 16680), (1112, 16575), (1275, 14456), (1300, 14178), (1326, 13900), (1390, 13260), (1560, 11815), (1668, 11050), (1700, 10842), (1768, 10425), (1807, 10200), (1950, 9452), (2040, 9035), (2085, 8840), (2210, 8340), (2363, 7800), (2550, 7228), (2600, 7089), (2652, 6950), (2780, 6630), (3315, 5560), (3336, 5525), (3400, 5421), (3475, 5304), (3614, 5100), (3900, 4726), (4170, 4420)]