1628930520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{30781}}^1$

素因数の和:30815

約数の個数: 192

約数和(自身を含む): 6316466400

約数和(自身を除く): 4687535880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5880, 6615, 7560, 8820, 10584, 13230, 17640, 26460, 30781, 52920, 61562, 92343, 123124, 153905, 184686, 215467, 246248, 277029, 307810, 369372, 430934, 461715, 554058, 615620, 646401, 738744, 831087, 861868, 923430, 1077335, 1108116, 1231240, 1292802, 1385145, 1508269, 1662174, 1723736, 1846860, 1939203, 2154670, 2216232, 2585604, 2770290, 3016538, 3232005, 3324348, 3693720, 3878406, 4155435, 4309340, 4524807, 5171208, 5540580, 5817609, 6033076, 6464010, 6648696, 7541345, 7756812, 8310870, 8618680, 9049614, 9696015, 11081160, 11635218, 12066152, 12928020, 13574421, 15082690, 15513624, 16621740, 18099228, 19392030, 22624035, 23270436, 25856040, 27148842, 29088045, 30165380, 33243480, 36198456, 38784060, 40723263, 45248070, 46540872, 54297684, 58176090, 60330760, 67872105, 77568120, 81446526, 90496140, 108595368, 116352180, 135744210, 162893052, 180992280, 203616315, 232704360, 271488420, 325786104, 407232630, 542976840, 814465260, 1628930520]

約数ペア:

[(1, 1628930520), (2, 814465260), (3, 542976840), (4, 407232630), (5, 325786104), (6, 271488420), (7, 232704360), (8, 203616315), (9, 180992280), (10, 162893052), (12, 135744210), (14, 116352180), (15, 108595368), (18, 90496140), (20, 81446526), (21, 77568120), (24, 67872105), (27, 60330760), (28, 58176090), (30, 54297684), (35, 46540872), (36, 45248070), (40, 40723263), (42, 38784060), (45, 36198456), (49, 33243480), (54, 30165380), (56, 29088045), (60, 27148842), (63, 25856040), (70, 23270436), (72, 22624035), (84, 19392030), (90, 18099228), (98, 16621740), (105, 15513624), (108, 15082690), (120, 13574421), (126, 12928020), (135, 12066152), (140, 11635218), (147, 11081160), (168, 9696015), (180, 9049614), (189, 8618680), (196, 8310870), (210, 7756812), (216, 7541345), (245, 6648696), (252, 6464010), (270, 6033076), (280, 5817609), (294, 5540580), (315, 5171208), (360, 4524807), (378, 4309340), (392, 4155435), (420, 3878406), (441, 3693720), (490, 3324348), (504, 3232005), (540, 3016538), (588, 2770290), (630, 2585604), (735, 2216232), (756, 2154670), (840, 1939203), (882, 1846860), (945, 1723736), (980, 1662174), (1080, 1508269), (1176, 1385145), (1260, 1292802), (1323, 1231240), (1470, 1108116), (1512, 1077335), (1764, 923430), (1890, 861868), (1960, 831087), (2205, 738744), (2520, 646401), (2646, 615620), (2940, 554058), (3528, 461715), (3780, 430934), (4410, 369372), (5292, 307810), (5880, 277029), (6615, 246248), (7560, 215467), (8820, 184686), (10584, 153905), (13230, 123124), (17640, 92343), (26460, 61562), (30781, 52920)]