1225408920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 256

約数和(自身を含む): 4044902400

約数和(自身を除く): 2819493480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 37, 40, 58, 60, 62, 74, 87, 93, 111, 116, 120, 124, 145, 148, 155, 174, 185, 186, 222, 232, 248, 290, 296, 307, 310, 348, 370, 372, 435, 444, 465, 555, 580, 614, 620, 696, 740, 744, 870, 888, 899, 921, 930, 1073, 1110, 1147, 1160, 1228, 1240, 1480, 1535, 1740, 1798, 1842, 1860, 2146, 2220, 2294, 2456, 2697, 3070, 3219, 3441, 3480, 3596, 3684, 3720, 4292, 4440, 4495, 4588, 4605, 5365, 5394, 5735, 6140, 6438, 6882, 7192, 7368, 8584, 8903, 8990, 9176, 9210, 9517, 10730, 10788, 11359, 11470, 12280, 12876, 13485, 13764, 16095, 17205, 17806, 17980, 18420, 19034, 21460, 21576, 22718, 22940, 25752, 26709, 26970, 27528, 28551, 32190, 33263, 34077, 34410, 35612, 35960, 36840, 38068, 42920, 44515, 45436, 45880, 47585, 53418, 53940, 56795, 57102, 64380, 66526, 68154, 68820, 71224, 76136, 89030, 90872, 95170, 99789, 106836, 107880, 113590, 114204, 128760, 133052, 133545, 136308, 137640, 142755, 166315, 170385, 178060, 190340, 199578, 213672, 227180, 228408, 266104, 267090, 272616, 275993, 285510, 329411, 332630, 340770, 352129, 356120, 380680, 399156, 454360, 498945, 534180, 551986, 571020, 658822, 665260, 681540, 704258, 798312, 827979, 988233, 997890, 1056387, 1068360, 1103972, 1142040, 1317644, 1330520, 1363080, 1379965, 1408516, 1647055, 1655958, 1760645, 1976466, 1995780, 2112774, 2207944, 2635288, 2759930, 2817032, 3294110, 3311916, 3521290, 3952932, 3991560, 4139895, 4225548, 4941165, 5281935, 5519860, 6588220, 6623832, 7042580, 7905864, 8279790, 8451096, 9882330, 10211741, 10563870, 11039720, 13176440, 14085160, 16559580, 19764660, 20423482, 21127740, 30635223, 33119160, 39529320, 40846964, 42255480, 51058705, 61270446, 81693928, 102117410, 122540892, 153176115, 204234820, 245081784, 306352230, 408469640, 612704460, 1225408920]

約数ペア:

[(1, 1225408920), (2, 612704460), (3, 408469640), (4, 306352230), (5, 245081784), (6, 204234820), (8, 153176115), (10, 122540892), (12, 102117410), (15, 81693928), (20, 61270446), (24, 51058705), (29, 42255480), (30, 40846964), (31, 39529320), (37, 33119160), (40, 30635223), (58, 21127740), (60, 20423482), (62, 19764660), (74, 16559580), (87, 14085160), (93, 13176440), (111, 11039720), (116, 10563870), (120, 10211741), (124, 9882330), (145, 8451096), (148, 8279790), (155, 7905864), (174, 7042580), (185, 6623832), (186, 6588220), (222, 5519860), (232, 5281935), (248, 4941165), (290, 4225548), (296, 4139895), (307, 3991560), (310, 3952932), (348, 3521290), (370, 3311916), (372, 3294110), (435, 2817032), (444, 2759930), (465, 2635288), (555, 2207944), (580, 2112774), (614, 1995780), (620, 1976466), (696, 1760645), (740, 1655958), (744, 1647055), (870, 1408516), (888, 1379965), (899, 1363080), (921, 1330520), (930, 1317644), (1073, 1142040), (1110, 1103972), (1147, 1068360), (1160, 1056387), (1228, 997890), (1240, 988233), (1480, 827979), (1535, 798312), (1740, 704258), (1798, 681540), (1842, 665260), (1860, 658822), (2146, 571020), (2220, 551986), (2294, 534180), (2456, 498945), (2697, 454360), (3070, 399156), (3219, 380680), (3441, 356120), (3480, 352129), (3596, 340770), (3684, 332630), (3720, 329411), (4292, 285510), (4440, 275993), (4495, 272616), (4588, 267090), (4605, 266104), (5365, 228408), (5394, 227180), (5735, 213672), (6140, 199578), (6438, 190340), (6882, 178060), (7192, 170385), (7368, 166315), (8584, 142755), (8903, 137640), (8990, 136308), (9176, 133545), (9210, 133052), (9517, 128760), (10730, 114204), (10788, 113590), (11359, 107880), (11470, 106836), (12280, 99789), (12876, 95170), (13485, 90872), (13764, 89030), (16095, 76136), (17205, 71224), (17806, 68820), (17980, 68154), (18420, 66526), (19034, 64380), (21460, 57102), (21576, 56795), (22718, 53940), (22940, 53418), (25752, 47585), (26709, 45880), (26970, 45436), (27528, 44515), (28551, 42920), (32190, 38068), (33263, 36840), (34077, 35960), (34410, 35612)]