90717780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 294174720

約数和(自身を除く): 203456940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 31, 34, 38, 51, 57, 60, 62, 68, 76, 85, 93, 95, 102, 114, 124, 151, 155, 170, 186, 190, 204, 228, 255, 285, 302, 310, 323, 340, 372, 380, 453, 465, 510, 527, 570, 589, 604, 620, 646, 755, 906, 930, 969, 1020, 1054, 1140, 1178, 1292, 1510, 1581, 1615, 1767, 1812, 1860, 1938, 2108, 2265, 2356, 2567, 2635, 2869, 2945, 3020, 3162, 3230, 3534, 3876, 4530, 4681, 4845, 5134, 5270, 5738, 5890, 6324, 6460, 7068, 7701, 7905, 8607, 8835, 9060, 9362, 9690, 10013, 10268, 10540, 11476, 11780, 12835, 14043, 14345, 15402, 15810, 17214, 17670, 18724, 19380, 20026, 23405, 25670, 28086, 28690, 30039, 30804, 31620, 34428, 35340, 38505, 40052, 43035, 46810, 48773, 50065, 51340, 56172, 57380, 60078, 70215, 77010, 79577, 86070, 88939, 93620, 97546, 100130, 120156, 140430, 146319, 150195, 154020, 159154, 172140, 177878, 195092, 200260, 238731, 243865, 266817, 280860, 292638, 300390, 318308, 355756, 397885, 444695, 477462, 487730, 533634, 585276, 600780, 731595, 795770, 889390, 954924, 975460, 1067268, 1193655, 1334085, 1463190, 1511963, 1591540, 1778780, 2387310, 2668170, 2926380, 3023926, 4535889, 4774620, 5336340, 6047852, 7559815, 9071778, 15119630, 18143556, 22679445, 30239260, 45358890, 90717780]

約数ペア:

[(1, 90717780), (2, 45358890), (3, 30239260), (4, 22679445), (5, 18143556), (6, 15119630), (10, 9071778), (12, 7559815), (15, 6047852), (17, 5336340), (19, 4774620), (20, 4535889), (30, 3023926), (31, 2926380), (34, 2668170), (38, 2387310), (51, 1778780), (57, 1591540), (60, 1511963), (62, 1463190), (68, 1334085), (76, 1193655), (85, 1067268), (93, 975460), (95, 954924), (102, 889390), (114, 795770), (124, 731595), (151, 600780), (155, 585276), (170, 533634), (186, 487730), (190, 477462), (204, 444695), (228, 397885), (255, 355756), (285, 318308), (302, 300390), (310, 292638), (323, 280860), (340, 266817), (372, 243865), (380, 238731), (453, 200260), (465, 195092), (510, 177878), (527, 172140), (570, 159154), (589, 154020), (604, 150195), (620, 146319), (646, 140430), (755, 120156), (906, 100130), (930, 97546), (969, 93620), (1020, 88939), (1054, 86070), (1140, 79577), (1178, 77010), (1292, 70215), (1510, 60078), (1581, 57380), (1615, 56172), (1767, 51340), (1812, 50065), (1860, 48773), (1938, 46810), (2108, 43035), (2265, 40052), (2356, 38505), (2567, 35340), (2635, 34428), (2869, 31620), (2945, 30804), (3020, 30039), (3162, 28690), (3230, 28086), (3534, 25670), (3876, 23405), (4530, 20026), (4681, 19380), (4845, 18724), (5134, 17670), (5270, 17214), (5738, 15810), (5890, 15402), (6324, 14345), (6460, 14043), (7068, 12835), (7701, 11780), (7905, 11476), (8607, 10540), (8835, 10268), (9060, 10013), (9362, 9690)]