156721305520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{17041}}^1$

素因数の和:17343

約数の個数: 160

約数和(自身を含む): 404721596160

約数和(自身を除く): 248000290640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 239, 260, 296, 370, 478, 481, 520, 592, 740, 956, 962, 1040, 1195, 1480, 1912, 1924, 2390, 2405, 2960, 3107, 3824, 3848, 4780, 4810, 6214, 7696, 8843, 9560, 9620, 12428, 15535, 17041, 17686, 19120, 19240, 24856, 31070, 34082, 35372, 38480, 44215, 49712, 62140, 68164, 70744, 85205, 88430, 114959, 124280, 136328, 141488, 170410, 176860, 221533, 229918, 248560, 272656, 340820, 353720, 443066, 459836, 574795, 630517, 681640, 707440, 886132, 919672, 1107665, 1149590, 1261034, 1363280, 1772264, 1839344, 2215330, 2299180, 2522068, 3152585, 3544528, 4072799, 4430660, 4598360, 5044136, 6305170, 8145598, 8196721, 8861320, 9196720, 10088272, 12610340, 16291196, 16393442, 17722640, 20363995, 25220680, 32582392, 32786884, 40727990, 40983605, 50441360, 52946387, 65164784, 65573768, 81455980, 81967210, 105892774, 131147536, 150693563, 162911960, 163934420, 211785548, 264731935, 301387126, 325823920, 327868840, 423571096, 529463870, 602774252, 655737680, 753467815, 847142192, 1058927740, 1205548504, 1506935630, 1959016319, 2117855480, 2411097008, 3013871260, 3918032638, 4235710960, 6027742520, 7836065276, 9795081595, 12055485040, 15672130552, 19590163190, 31344261104, 39180326380, 78360652760, 156721305520]

約数ペア:

[(1, 156721305520), (2, 78360652760), (4, 39180326380), (5, 31344261104), (8, 19590163190), (10, 15672130552), (13, 12055485040), (16, 9795081595), (20, 7836065276), (26, 6027742520), (37, 4235710960), (40, 3918032638), (52, 3013871260), (65, 2411097008), (74, 2117855480), (80, 1959016319), (104, 1506935630), (130, 1205548504), (148, 1058927740), (185, 847142192), (208, 753467815), (239, 655737680), (260, 602774252), (296, 529463870), (370, 423571096), (478, 327868840), (481, 325823920), (520, 301387126), (592, 264731935), (740, 211785548), (956, 163934420), (962, 162911960), (1040, 150693563), (1195, 131147536), (1480, 105892774), (1912, 81967210), (1924, 81455980), (2390, 65573768), (2405, 65164784), (2960, 52946387), (3107, 50441360), (3824, 40983605), (3848, 40727990), (4780, 32786884), (4810, 32582392), (6214, 25220680), (7696, 20363995), (8843, 17722640), (9560, 16393442), (9620, 16291196), (12428, 12610340), (15535, 10088272), (17041, 9196720), (17686, 8861320), (19120, 8196721), (19240, 8145598), (24856, 6305170), (31070, 5044136), (34082, 4598360), (35372, 4430660), (38480, 4072799), (44215, 3544528), (49712, 3152585), (62140, 2522068), (68164, 2299180), (70744, 2215330), (85205, 1839344), (88430, 1772264), (114959, 1363280), (124280, 1261034), (136328, 1149590), (141488, 1107665), (170410, 919672), (176860, 886132), (221533, 707440), (229918, 681640), (248560, 630517), (272656, 574795), (340820, 459836), (353720, 443066)]