18743400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 70893900

約数和(自身を除く): 52150500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 81, 89, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 162, 178, 180, 195, 200, 216, 225, 234, 260, 267, 270, 300, 312, 324, 325, 351, 356, 360, 390, 405, 445, 450, 468, 520, 534, 540, 585, 600, 648, 650, 675, 702, 712, 780, 801, 810, 890, 900, 936, 975, 1053, 1068, 1080, 1157, 1170, 1300, 1335, 1350, 1404, 1560, 1602, 1620, 1755, 1780, 1800, 1950, 2025, 2106, 2136, 2225, 2314, 2340, 2403, 2600, 2670, 2700, 2808, 2925, 3204, 3240, 3471, 3510, 3560, 3900, 4005, 4050, 4212, 4450, 4628, 4680, 4806, 5265, 5340, 5400, 5785, 5850, 6408, 6675, 6942, 7020, 7209, 7800, 8010, 8100, 8424, 8775, 8900, 9256, 9612, 10413, 10530, 10680, 11570, 11700, 12015, 13350, 13884, 14040, 14418, 16020, 16200, 17355, 17550, 17800, 19224, 20025, 20826, 21060, 23140, 23400, 24030, 26325, 26700, 27768, 28836, 28925, 31239, 32040, 34710, 35100, 36045, 40050, 41652, 42120, 46280, 48060, 52065, 52650, 53400, 57672, 57850, 60075, 62478, 69420, 70200, 72090, 80100, 83304, 86775, 93717, 96120, 104130, 105300, 115700, 120150, 124956, 138840, 144180, 156195, 160200, 173550, 180225, 187434, 208260, 210600, 231400, 240300, 249912, 260325, 288360, 312390, 347100, 360450, 374868, 416520, 468585, 480600, 520650, 624780, 694200, 720900, 749736, 780975, 937170, 1041300, 1249560, 1441800, 1561950, 1874340, 2082600, 2342925, 3123900, 3748680, 4685850, 6247800, 9371700, 18743400]

約数ペア:

[(1, 18743400), (2, 9371700), (3, 6247800), (4, 4685850), (5, 3748680), (6, 3123900), (8, 2342925), (9, 2082600), (10, 1874340), (12, 1561950), (13, 1441800), (15, 1249560), (18, 1041300), (20, 937170), (24, 780975), (25, 749736), (26, 720900), (27, 694200), (30, 624780), (36, 520650), (39, 480600), (40, 468585), (45, 416520), (50, 374868), (52, 360450), (54, 347100), (60, 312390), (65, 288360), (72, 260325), (75, 249912), (78, 240300), (81, 231400), (89, 210600), (90, 208260), (100, 187434), (104, 180225), (108, 173550), (117, 160200), (120, 156195), (130, 144180), (135, 138840), (150, 124956), (156, 120150), (162, 115700), (178, 105300), (180, 104130), (195, 96120), (200, 93717), (216, 86775), (225, 83304), (234, 80100), (260, 72090), (267, 70200), (270, 69420), (300, 62478), (312, 60075), (324, 57850), (325, 57672), (351, 53400), (356, 52650), (360, 52065), (390, 48060), (405, 46280), (445, 42120), (450, 41652), (468, 40050), (520, 36045), (534, 35100), (540, 34710), (585, 32040), (600, 31239), (648, 28925), (650, 28836), (675, 27768), (702, 26700), (712, 26325), (780, 24030), (801, 23400), (810, 23140), (890, 21060), (900, 20826), (936, 20025), (975, 19224), (1053, 17800), (1068, 17550), (1080, 17355), (1157, 16200), (1170, 16020), (1300, 14418), (1335, 14040), (1350, 13884), (1404, 13350), (1560, 12015), (1602, 11700), (1620, 11570), (1755, 10680), (1780, 10530), (1800, 10413), (1950, 9612), (2025, 9256), (2106, 8900), (2136, 8775), (2225, 8424), (2314, 8100), (2340, 8010), (2403, 7800), (2600, 7209), (2670, 7020), (2700, 6942), (2808, 6675), (2925, 6408), (3204, 5850), (3240, 5785), (3471, 5400), (3510, 5340), (3560, 5265), (3900, 4806), (4005, 4680), (4050, 4628), (4212, 4450)]