890756748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 2639320320

約数和(自身を除く): 1748563572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 181, 236, 252, 331, 354, 362, 413, 531, 543, 662, 708, 724, 826, 993, 1062, 1086, 1239, 1267, 1324, 1629, 1652, 1986, 2124, 2172, 2317, 2478, 2534, 2979, 3258, 3717, 3801, 3972, 4634, 4956, 5068, 5958, 6516, 6951, 7434, 7602, 9268, 10679, 11403, 11916, 13902, 14868, 15204, 19529, 20853, 21358, 22806, 27804, 32037, 39058, 41706, 42716, 45612, 58587, 59911, 64074, 74753, 78116, 83412, 96111, 117174, 119822, 128148, 136703, 149506, 175761, 179733, 192222, 224259, 234348, 239644, 273406, 299012, 351522, 359466, 384444, 410109, 419377, 448518, 539199, 546812, 672777, 703044, 718932, 820218, 838754, 897036, 1078398, 1230327, 1258131, 1345554, 1640436, 1677508, 2156796, 2460654, 2516262, 2691108, 3534749, 3774393, 4921308, 5032524, 7069498, 7548786, 10604247, 14138996, 15097572, 21208494, 24743243, 31812741, 42416988, 49486486, 63625482, 74229729, 98972972, 127250964, 148459458, 222689187, 296918916, 445378374, 890756748]

約数ペア:

[(1, 890756748), (2, 445378374), (3, 296918916), (4, 222689187), (6, 148459458), (7, 127250964), (9, 98972972), (12, 74229729), (14, 63625482), (18, 49486486), (21, 42416988), (28, 31812741), (36, 24743243), (42, 21208494), (59, 15097572), (63, 14138996), (84, 10604247), (118, 7548786), (126, 7069498), (177, 5032524), (181, 4921308), (236, 3774393), (252, 3534749), (331, 2691108), (354, 2516262), (362, 2460654), (413, 2156796), (531, 1677508), (543, 1640436), (662, 1345554), (708, 1258131), (724, 1230327), (826, 1078398), (993, 897036), (1062, 838754), (1086, 820218), (1239, 718932), (1267, 703044), (1324, 672777), (1629, 546812), (1652, 539199), (1986, 448518), (2124, 419377), (2172, 410109), (2317, 384444), (2478, 359466), (2534, 351522), (2979, 299012), (3258, 273406), (3717, 239644), (3801, 234348), (3972, 224259), (4634, 192222), (4956, 179733), (5068, 175761), (5958, 149506), (6516, 136703), (6951, 128148), (7434, 119822), (7602, 117174), (9268, 96111), (10679, 83412), (11403, 78116), (11916, 74753), (13902, 64074), (14868, 59911), (15204, 58587), (19529, 45612), (20853, 42716), (21358, 41706), (22806, 39058), (27804, 32037)]