1318187700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:687

約数の個数: 216

約数和(自身を含む): 4385865120

約数和(自身を除く): 3067677420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 157, 171, 180, 190, 225, 228, 285, 300, 314, 342, 380, 450, 471, 475, 491, 570, 628, 684, 785, 855, 900, 942, 950, 982, 1140, 1413, 1425, 1473, 1570, 1710, 1884, 1900, 1964, 2355, 2455, 2826, 2850, 2946, 2983, 3140, 3420, 3925, 4275, 4419, 4710, 4910, 5652, 5700, 5892, 5966, 7065, 7365, 7850, 8550, 8838, 8949, 9329, 9420, 9820, 11775, 11932, 12275, 14130, 14730, 14915, 15700, 17100, 17676, 17898, 18658, 22095, 23550, 24550, 26847, 27987, 28260, 29460, 29830, 35325, 35796, 36825, 37316, 44190, 44745, 46645, 47100, 49100, 53694, 55974, 59660, 70650, 73650, 74575, 77087, 83961, 88380, 89490, 93290, 107388, 110475, 111948, 134235, 139935, 141300, 147300, 149150, 154174, 167922, 178980, 186580, 220950, 223725, 231261, 233225, 268470, 279870, 298300, 308348, 335844, 385435, 419805, 441900, 447450, 462522, 466450, 536940, 559740, 671175, 693783, 699675, 770870, 839610, 894900, 925044, 932900, 1156305, 1342350, 1387566, 1399350, 1464653, 1541740, 1679220, 1927175, 2099025, 2312610, 2684700, 2775132, 2798700, 2929306, 3468915, 3854350, 4198050, 4393959, 4625220, 5781525, 5858612, 6937830, 7323265, 7708700, 8396100, 8787918, 11563050, 13181877, 13875660, 14646530, 17344575, 17575836, 21969795, 23126100, 26363754, 29293060, 34689150, 36616325, 43939590, 52727508, 65909385, 69378300, 73232650, 87879180, 109848975, 131818770, 146465300, 219697950, 263637540, 329546925, 439395900, 659093850, 1318187700]

約数ペア:

[(1, 1318187700), (2, 659093850), (3, 439395900), (4, 329546925), (5, 263637540), (6, 219697950), (9, 146465300), (10, 131818770), (12, 109848975), (15, 87879180), (18, 73232650), (19, 69378300), (20, 65909385), (25, 52727508), (30, 43939590), (36, 36616325), (38, 34689150), (45, 29293060), (50, 26363754), (57, 23126100), (60, 21969795), (75, 17575836), (76, 17344575), (90, 14646530), (95, 13875660), (100, 13181877), (114, 11563050), (150, 8787918), (157, 8396100), (171, 7708700), (180, 7323265), (190, 6937830), (225, 5858612), (228, 5781525), (285, 4625220), (300, 4393959), (314, 4198050), (342, 3854350), (380, 3468915), (450, 2929306), (471, 2798700), (475, 2775132), (491, 2684700), (570, 2312610), (628, 2099025), (684, 1927175), (785, 1679220), (855, 1541740), (900, 1464653), (942, 1399350), (950, 1387566), (982, 1342350), (1140, 1156305), (1413, 932900), (1425, 925044), (1473, 894900), (1570, 839610), (1710, 770870), (1884, 699675), (1900, 693783), (1964, 671175), (2355, 559740), (2455, 536940), (2826, 466450), (2850, 462522), (2946, 447450), (2983, 441900), (3140, 419805), (3420, 385435), (3925, 335844), (4275, 308348), (4419, 298300), (4710, 279870), (4910, 268470), (5652, 233225), (5700, 231261), (5892, 223725), (5966, 220950), (7065, 186580), (7365, 178980), (7850, 167922), (8550, 154174), (8838, 149150), (8949, 147300), (9329, 141300), (9420, 139935), (9820, 134235), (11775, 111948), (11932, 110475), (12275, 107388), (14130, 93290), (14730, 89490), (14915, 88380), (15700, 83961), (17100, 77087), (17676, 74575), (17898, 73650), (18658, 70650), (22095, 59660), (23550, 55974), (24550, 53694), (26847, 49100), (27987, 47100), (28260, 46645), (29460, 44745), (29830, 44190), (35325, 37316), (35796, 36825)]