31119900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 109836720

約数和(自身を除く): 78716820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 49, 50, 58, 60, 70, 73, 75, 84, 87, 98, 100, 105, 116, 140, 145, 146, 147, 150, 174, 175, 196, 203, 210, 219, 245, 290, 292, 294, 300, 348, 350, 365, 406, 420, 435, 438, 490, 511, 525, 580, 588, 609, 700, 725, 730, 735, 812, 870, 876, 980, 1015, 1022, 1050, 1095, 1218, 1225, 1421, 1450, 1460, 1470, 1533, 1740, 1825, 2030, 2044, 2100, 2117, 2175, 2190, 2436, 2450, 2555, 2842, 2900, 2940, 3045, 3066, 3577, 3650, 3675, 4060, 4234, 4263, 4350, 4380, 4900, 5075, 5110, 5475, 5684, 6090, 6132, 6351, 7105, 7154, 7300, 7350, 7665, 8468, 8526, 8700, 10150, 10220, 10585, 10731, 10950, 12180, 12702, 12775, 14210, 14308, 14700, 14819, 15225, 15330, 17052, 17885, 20300, 21170, 21315, 21462, 21900, 25404, 25550, 28420, 29638, 30450, 30660, 31755, 35525, 35770, 38325, 42340, 42630, 42924, 44457, 51100, 52925, 53655, 59276, 60900, 63510, 71050, 71540, 74095, 76650, 85260, 88914, 89425, 103733, 105850, 106575, 107310, 127020, 142100, 148190, 153300, 158775, 177828, 178850, 207466, 211700, 213150, 214620, 222285, 268275, 296380, 311199, 317550, 357700, 370475, 414932, 426300, 444570, 518665, 536550, 622398, 635100, 740950, 889140, 1037330, 1073100, 1111425, 1244796, 1481900, 1555995, 2074660, 2222850, 2593325, 3111990, 4445700, 5186650, 6223980, 7779975, 10373300, 15559950, 31119900]

約数ペア:

[(1, 31119900), (2, 15559950), (3, 10373300), (4, 7779975), (5, 6223980), (6, 5186650), (7, 4445700), (10, 3111990), (12, 2593325), (14, 2222850), (15, 2074660), (20, 1555995), (21, 1481900), (25, 1244796), (28, 1111425), (29, 1073100), (30, 1037330), (35, 889140), (42, 740950), (49, 635100), (50, 622398), (58, 536550), (60, 518665), (70, 444570), (73, 426300), (75, 414932), (84, 370475), (87, 357700), (98, 317550), (100, 311199), (105, 296380), (116, 268275), (140, 222285), (145, 214620), (146, 213150), (147, 211700), (150, 207466), (174, 178850), (175, 177828), (196, 158775), (203, 153300), (210, 148190), (219, 142100), (245, 127020), (290, 107310), (292, 106575), (294, 105850), (300, 103733), (348, 89425), (350, 88914), (365, 85260), (406, 76650), (420, 74095), (435, 71540), (438, 71050), (490, 63510), (511, 60900), (525, 59276), (580, 53655), (588, 52925), (609, 51100), (700, 44457), (725, 42924), (730, 42630), (735, 42340), (812, 38325), (870, 35770), (876, 35525), (980, 31755), (1015, 30660), (1022, 30450), (1050, 29638), (1095, 28420), (1218, 25550), (1225, 25404), (1421, 21900), (1450, 21462), (1460, 21315), (1470, 21170), (1533, 20300), (1740, 17885), (1825, 17052), (2030, 15330), (2044, 15225), (2100, 14819), (2117, 14700), (2175, 14308), (2190, 14210), (2436, 12775), (2450, 12702), (2555, 12180), (2842, 10950), (2900, 10731), (2940, 10585), (3045, 10220), (3066, 10150), (3577, 8700), (3650, 8526), (3675, 8468), (4060, 7665), (4234, 7350), (4263, 7300), (4350, 7154), (4380, 7105), (4900, 6351), (5075, 6132), (5110, 6090), (5475, 5684)]