639872177535

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{11923}}^1$

素因数の和:12086

約数の個数: 144

約数和(自身を含む): 1230183912672

約数和(自身を除く): 590311735137

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 73, 85, 93, 153, 155, 219, 255, 279, 365, 465, 527, 657, 765, 961, 1095, 1241, 1395, 1581, 2263, 2635, 2883, 3285, 3723, 4743, 4805, 6205, 6789, 7905, 8649, 11169, 11315, 11923, 14415, 16337, 18615, 20367, 23715, 33945, 35769, 38471, 43245, 49011, 55845, 59615, 70153, 81685, 101835, 107307, 115413, 147033, 178845, 192355, 202691, 210459, 245055, 346239, 350765, 369613, 536535, 577065, 608073, 631377, 735165, 870379, 1013455, 1052295, 1108839, 1192601, 1731195, 1824219, 1848065, 2611137, 3040365, 3156885, 3326517, 3577803, 4351895, 5544195, 5963005, 6283421, 7833411, 9121095, 10733409, 11458003, 13055685, 14796443, 16632585, 17889015, 18850263, 26981749, 31417105, 34374009, 39167055, 44389329, 53667045, 56550789, 57290015, 73982215, 80945247, 94251315, 103122027, 133167987, 134908745, 171870045, 194786051, 221946645, 242835741, 282753945, 404726235, 458689733, 515610135, 584358153, 665839935, 836434219, 973930255, 1214178705, 1376069199, 1753074459, 2293448665, 2509302657, 2921790765, 4128207597, 4182171095, 6880345995, 7527907971, 8765372295, 12546513285, 14219381723, 20641037985, 37639539855, 42658145169, 71096908615, 127974435507, 213290725845, 639872177535]

約数ペア:

[(1, 639872177535), (3, 213290725845), (5, 127974435507), (9, 71096908615), (15, 42658145169), (17, 37639539855), (31, 20641037985), (45, 14219381723), (51, 12546513285), (73, 8765372295), (85, 7527907971), (93, 6880345995), (153, 4182171095), (155, 4128207597), (219, 2921790765), (255, 2509302657), (279, 2293448665), (365, 1753074459), (465, 1376069199), (527, 1214178705), (657, 973930255), (765, 836434219), (961, 665839935), (1095, 584358153), (1241, 515610135), (1395, 458689733), (1581, 404726235), (2263, 282753945), (2635, 242835741), (2883, 221946645), (3285, 194786051), (3723, 171870045), (4743, 134908745), (4805, 133167987), (6205, 103122027), (6789, 94251315), (7905, 80945247), (8649, 73982215), (11169, 57290015), (11315, 56550789), (11923, 53667045), (14415, 44389329), (16337, 39167055), (18615, 34374009), (20367, 31417105), (23715, 26981749), (33945, 18850263), (35769, 17889015), (38471, 16632585), (43245, 14796443), (49011, 13055685), (55845, 11458003), (59615, 10733409), (70153, 9121095), (81685, 7833411), (101835, 6283421), (107307, 5963005), (115413, 5544195), (147033, 4351895), (178845, 3577803), (192355, 3326517), (202691, 3156885), (210459, 3040365), (245055, 2611137), (346239, 1848065), (350765, 1824219), (369613, 1731195), (536535, 1192601), (577065, 1108839), (608073, 1052295), (631377, 1013455), (735165, 870379)]