421912480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 1222663680

約数和(自身を除く): 800751200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 37, 38, 40, 44, 55, 62, 74, 76, 80, 88, 95, 110, 121, 124, 148, 152, 155, 160, 176, 185, 190, 209, 220, 242, 248, 296, 304, 310, 341, 352, 370, 380, 407, 418, 440, 484, 496, 589, 592, 605, 608, 620, 682, 703, 740, 760, 814, 836, 880, 968, 992, 1045, 1147, 1178, 1184, 1210, 1240, 1364, 1406, 1480, 1520, 1628, 1672, 1705, 1760, 1936, 2035, 2090, 2294, 2299, 2356, 2420, 2480, 2728, 2812, 2945, 2960, 3040, 3256, 3344, 3410, 3515, 3751, 3872, 4070, 4180, 4477, 4588, 4598, 4712, 4840, 4960, 5456, 5624, 5735, 5890, 5920, 6479, 6512, 6688, 6820, 7030, 7502, 7733, 8140, 8360, 8954, 9176, 9196, 9424, 9680, 10912, 11248, 11470, 11495, 11780, 12617, 12958, 13024, 13640, 14060, 15004, 15466, 16280, 16720, 17908, 18352, 18392, 18755, 18848, 19360, 21793, 22385, 22496, 22940, 22990, 23560, 25234, 25916, 27280, 28120, 30008, 30932, 32395, 32560, 33440, 35816, 36704, 36784, 37510, 38665, 43586, 44770, 45880, 45980, 47120, 50468, 51832, 54560, 56240, 60016, 61864, 63085, 64790, 65120, 71269, 71632, 73568, 75020, 77330, 85063, 87172, 89540, 91760, 91960, 94240, 100936, 103664, 108965, 112480, 120032, 123728, 126170, 129580, 138787, 142538, 143264, 150040, 154660, 170126, 174344, 179080, 183520, 183920, 201872, 207328, 217930, 239723, 247456, 252340, 259160, 277574, 285076, 300080, 309320, 340252, 348688, 356345, 358160, 367840, 403744, 425315, 435860, 479446, 504680, 518320, 555148, 570152, 600160, 618640, 680504, 693935, 697376, 712690, 716320, 850630, 871720, 958892, 1009360, 1036640, 1110296, 1140304, 1198615, 1237280, 1361008, 1387870, 1425380, 1701260, 1743440, 1917784, 2018720, 2220592, 2280608, 2397230, 2636953, 2722016, 2775740, 2850760, 3402520, 3486880, 3835568, 4441184, 4794460, 5273906, 5551480, 5701520, 6805040, 7671136, 9588920, 10547812, 11102960, 11403040, 13184765, 13610080, 19177840, 21095624, 22205920, 26369530, 38355680, 42191248, 52739060, 84382496, 105478120, 210956240, 421912480]

約数ペア:

[(1, 421912480), (2, 210956240), (4, 105478120), (5, 84382496), (8, 52739060), (10, 42191248), (11, 38355680), (16, 26369530), (19, 22205920), (20, 21095624), (22, 19177840), (31, 13610080), (32, 13184765), (37, 11403040), (38, 11102960), (40, 10547812), (44, 9588920), (55, 7671136), (62, 6805040), (74, 5701520), (76, 5551480), (80, 5273906), (88, 4794460), (95, 4441184), (110, 3835568), (121, 3486880), (124, 3402520), (148, 2850760), (152, 2775740), (155, 2722016), (160, 2636953), (176, 2397230), (185, 2280608), (190, 2220592), (209, 2018720), (220, 1917784), (242, 1743440), (248, 1701260), (296, 1425380), (304, 1387870), (310, 1361008), (341, 1237280), (352, 1198615), (370, 1140304), (380, 1110296), (407, 1036640), (418, 1009360), (440, 958892), (484, 871720), (496, 850630), (589, 716320), (592, 712690), (605, 697376), (608, 693935), (620, 680504), (682, 618640), (703, 600160), (740, 570152), (760, 555148), (814, 518320), (836, 504680), (880, 479446), (968, 435860), (992, 425315), (1045, 403744), (1147, 367840), (1178, 358160), (1184, 356345), (1210, 348688), (1240, 340252), (1364, 309320), (1406, 300080), (1480, 285076), (1520, 277574), (1628, 259160), (1672, 252340), (1705, 247456), (1760, 239723), (1936, 217930), (2035, 207328), (2090, 201872), (2294, 183920), (2299, 183520), (2356, 179080), (2420, 174344), (2480, 170126), (2728, 154660), (2812, 150040), (2945, 143264), (2960, 142538), (3040, 138787), (3256, 129580), (3344, 126170), (3410, 123728), (3515, 120032), (3751, 112480), (3872, 108965), (4070, 103664), (4180, 100936), (4477, 94240), (4588, 91960), (4598, 91760), (4712, 89540), (4840, 87172), (4960, 85063), (5456, 77330), (5624, 75020), (5735, 73568), (5890, 71632), (5920, 71269), (6479, 65120), (6512, 64790), (6688, 63085), (6820, 61864), (7030, 60016), (7502, 56240), (7733, 54560), (8140, 51832), (8360, 50468), (8954, 47120), (9176, 45980), (9196, 45880), (9424, 44770), (9680, 43586), (10912, 38665), (11248, 37510), (11470, 36784), (11495, 36704), (11780, 35816), (12617, 33440), (12958, 32560), (13024, 32395), (13640, 30932), (14060, 30008), (15004, 28120), (15466, 27280), (16280, 25916), (16720, 25234), (17908, 23560), (18352, 22990), (18392, 22940), (18755, 22496), (18848, 22385), (19360, 21793)]