1818729360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21227}}^1$

素因数の和:21270

約数の個数: 240

約数和(自身を含む): 7391419776

約数和(自身を除く): 5572690416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2520, 2856, 3060, 3570, 4080, 4284, 4760, 5040, 5355, 5712, 6120, 7140, 8568, 9520, 10710, 12240, 14280, 17136, 21227, 21420, 28560, 42454, 42840, 63681, 84908, 85680, 106135, 127362, 148589, 169816, 191043, 212270, 254724, 297178, 318405, 339632, 360859, 382086, 424540, 445767, 509448, 594356, 636810, 721718, 742945, 764172, 849080, 891534, 955215, 1018896, 1082577, 1188712, 1273620, 1337301, 1443436, 1485890, 1528344, 1698160, 1783068, 1804295, 1910430, 2165154, 2228835, 2377424, 2526013, 2547240, 2674602, 2886872, 2971780, 3056688, 3247731, 3566136, 3608590, 3820860, 4330308, 4457670, 5052026, 5094480, 5349204, 5412885, 5773744, 5943560, 6495462, 6686505, 7132272, 7217180, 7578039, 7641720, 8660616, 8915340, 10104052, 10698408, 10825770, 11887120, 12630065, 12990924, 13373010, 14434360, 15156078, 15283440, 16238655, 17321232, 17830680, 20208104, 21396816, 21651540, 22734117, 25260130, 25981848, 26746020, 28868720, 30312156, 32477310, 35661360, 37890195, 40416208, 43303080, 45468234, 50520260, 51963696, 53492040, 60624312, 64954620, 75780390, 86606160, 90936468, 101040520, 106984080, 113670585, 121248624, 129909240, 151560780, 181872936, 202081040, 227341170, 259818480, 303121560, 363745872, 454682340, 606243120, 909364680, 1818729360]

約数ペア:

[(1, 1818729360), (2, 909364680), (3, 606243120), (4, 454682340), (5, 363745872), (6, 303121560), (7, 259818480), (8, 227341170), (9, 202081040), (10, 181872936), (12, 151560780), (14, 129909240), (15, 121248624), (16, 113670585), (17, 106984080), (18, 101040520), (20, 90936468), (21, 86606160), (24, 75780390), (28, 64954620), (30, 60624312), (34, 53492040), (35, 51963696), (36, 50520260), (40, 45468234), (42, 43303080), (45, 40416208), (48, 37890195), (51, 35661360), (56, 32477310), (60, 30312156), (63, 28868720), (68, 26746020), (70, 25981848), (72, 25260130), (80, 22734117), (84, 21651540), (85, 21396816), (90, 20208104), (102, 17830680), (105, 17321232), (112, 16238655), (119, 15283440), (120, 15156078), (126, 14434360), (136, 13373010), (140, 12990924), (144, 12630065), (153, 11887120), (168, 10825770), (170, 10698408), (180, 10104052), (204, 8915340), (210, 8660616), (238, 7641720), (240, 7578039), (252, 7217180), (255, 7132272), (272, 6686505), (280, 6495462), (306, 5943560), (315, 5773744), (336, 5412885), (340, 5349204), (357, 5094480), (360, 5052026), (408, 4457670), (420, 4330308), (476, 3820860), (504, 3608590), (510, 3566136), (560, 3247731), (595, 3056688), (612, 2971780), (630, 2886872), (680, 2674602), (714, 2547240), (720, 2526013), (765, 2377424), (816, 2228835), (840, 2165154), (952, 1910430), (1008, 1804295), (1020, 1783068), (1071, 1698160), (1190, 1528344), (1224, 1485890), (1260, 1443436), (1360, 1337301), (1428, 1273620), (1530, 1188712), (1680, 1082577), (1785, 1018896), (1904, 955215), (2040, 891534), (2142, 849080), (2380, 764172), (2448, 742945), (2520, 721718), (2856, 636810), (3060, 594356), (3570, 509448), (4080, 445767), (4284, 424540), (4760, 382086), (5040, 360859), (5355, 339632), (5712, 318405), (6120, 297178), (7140, 254724), (8568, 212270), (9520, 191043), (10710, 169816), (12240, 148589), (14280, 127362), (17136, 106135), (21227, 85680), (21420, 84908), (28560, 63681), (42454, 42840)]