72139080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 235509120

約数和(自身を除く): 163370040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 131, 156, 195, 260, 262, 312, 353, 390, 393, 520, 524, 655, 706, 780, 786, 1048, 1059, 1310, 1412, 1560, 1572, 1703, 1765, 1965, 2118, 2620, 2824, 3144, 3406, 3530, 3930, 4236, 4589, 5109, 5240, 5295, 6812, 7060, 7860, 8472, 8515, 9178, 10218, 10590, 13624, 13767, 14120, 15720, 17030, 18356, 20436, 21180, 22945, 25545, 27534, 34060, 36712, 40872, 42360, 45890, 46243, 51090, 55068, 68120, 68835, 91780, 92486, 102180, 110136, 137670, 138729, 183560, 184972, 204360, 231215, 275340, 277458, 369944, 462430, 550680, 554916, 601159, 693645, 924860, 1109832, 1202318, 1387290, 1803477, 1849720, 2404636, 2774580, 3005795, 3606954, 4809272, 5549160, 6011590, 7213908, 9017385, 12023180, 14427816, 18034770, 24046360, 36069540, 72139080]

約数ペア:

[(1, 72139080), (2, 36069540), (3, 24046360), (4, 18034770), (5, 14427816), (6, 12023180), (8, 9017385), (10, 7213908), (12, 6011590), (13, 5549160), (15, 4809272), (20, 3606954), (24, 3005795), (26, 2774580), (30, 2404636), (39, 1849720), (40, 1803477), (52, 1387290), (60, 1202318), (65, 1109832), (78, 924860), (104, 693645), (120, 601159), (130, 554916), (131, 550680), (156, 462430), (195, 369944), (260, 277458), (262, 275340), (312, 231215), (353, 204360), (390, 184972), (393, 183560), (520, 138729), (524, 137670), (655, 110136), (706, 102180), (780, 92486), (786, 91780), (1048, 68835), (1059, 68120), (1310, 55068), (1412, 51090), (1560, 46243), (1572, 45890), (1703, 42360), (1765, 40872), (1965, 36712), (2118, 34060), (2620, 27534), (2824, 25545), (3144, 22945), (3406, 21180), (3530, 20436), (3930, 18356), (4236, 17030), (4589, 15720), (5109, 14120), (5240, 13767), (5295, 13624), (6812, 10590), (7060, 10218), (7860, 9178), (8472, 8515)]