664248900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:723

約数の個数: 216

約数和(自身を含む): 2269958880

約数和(自身を除く): 1605709980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 73, 75, 84, 98, 100, 105, 140, 146, 147, 150, 175, 196, 210, 219, 245, 292, 294, 300, 350, 365, 420, 438, 490, 511, 525, 588, 619, 700, 730, 735, 876, 980, 1022, 1050, 1095, 1225, 1238, 1460, 1470, 1533, 1825, 1857, 2044, 2100, 2190, 2450, 2476, 2555, 2940, 3066, 3095, 3577, 3650, 3675, 3714, 4333, 4380, 4900, 5110, 5475, 6132, 6190, 7154, 7300, 7350, 7428, 7665, 8666, 9285, 10220, 10731, 10950, 12380, 12775, 12999, 14308, 14700, 15330, 15475, 17332, 17885, 18570, 21462, 21665, 21900, 25550, 25998, 30331, 30660, 30950, 35770, 37140, 38325, 42924, 43330, 45187, 46425, 51100, 51996, 53655, 60662, 61900, 64995, 71540, 76650, 86660, 89425, 90374, 90993, 92850, 107310, 108325, 121324, 129990, 135561, 151655, 153300, 178850, 180748, 181986, 185700, 214620, 216650, 225935, 259980, 268275, 271122, 303310, 316309, 324975, 357700, 363972, 433300, 451870, 454965, 536550, 542244, 606620, 632618, 649950, 677805, 758275, 903740, 909930, 948927, 1073100, 1129675, 1265236, 1299900, 1355610, 1516550, 1581545, 1819860, 1897854, 2214163, 2259350, 2274825, 2711220, 3033100, 3163090, 3389025, 3795708, 4428326, 4518700, 4549650, 4744635, 6326180, 6642489, 6778050, 7907725, 8856652, 9099300, 9489270, 11070815, 13284978, 13556100, 15815450, 18978540, 22141630, 23723175, 26569956, 31630900, 33212445, 44283260, 47446350, 55354075, 66424890, 94892700, 110708150, 132849780, 166062225, 221416300, 332124450, 664248900]

約数ペア:

[(1, 664248900), (2, 332124450), (3, 221416300), (4, 166062225), (5, 132849780), (6, 110708150), (7, 94892700), (10, 66424890), (12, 55354075), (14, 47446350), (15, 44283260), (20, 33212445), (21, 31630900), (25, 26569956), (28, 23723175), (30, 22141630), (35, 18978540), (42, 15815450), (49, 13556100), (50, 13284978), (60, 11070815), (70, 9489270), (73, 9099300), (75, 8856652), (84, 7907725), (98, 6778050), (100, 6642489), (105, 6326180), (140, 4744635), (146, 4549650), (147, 4518700), (150, 4428326), (175, 3795708), (196, 3389025), (210, 3163090), (219, 3033100), (245, 2711220), (292, 2274825), (294, 2259350), (300, 2214163), (350, 1897854), (365, 1819860), (420, 1581545), (438, 1516550), (490, 1355610), (511, 1299900), (525, 1265236), (588, 1129675), (619, 1073100), (700, 948927), (730, 909930), (735, 903740), (876, 758275), (980, 677805), (1022, 649950), (1050, 632618), (1095, 606620), (1225, 542244), (1238, 536550), (1460, 454965), (1470, 451870), (1533, 433300), (1825, 363972), (1857, 357700), (2044, 324975), (2100, 316309), (2190, 303310), (2450, 271122), (2476, 268275), (2555, 259980), (2940, 225935), (3066, 216650), (3095, 214620), (3577, 185700), (3650, 181986), (3675, 180748), (3714, 178850), (4333, 153300), (4380, 151655), (4900, 135561), (5110, 129990), (5475, 121324), (6132, 108325), (6190, 107310), (7154, 92850), (7300, 90993), (7350, 90374), (7428, 89425), (7665, 86660), (8666, 76650), (9285, 71540), (10220, 64995), (10731, 61900), (10950, 60662), (12380, 53655), (12775, 51996), (12999, 51100), (14308, 46425), (14700, 45187), (15330, 43330), (15475, 42924), (17332, 38325), (17885, 37140), (18570, 35770), (21462, 30950), (21665, 30660), (21900, 30331), (25550, 25998)]