219354876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 642096000

約数和(自身を除く): 422741124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 79, 102, 117, 153, 156, 158, 204, 221, 234, 237, 306, 316, 349, 442, 468, 474, 612, 663, 698, 711, 884, 948, 1027, 1047, 1326, 1343, 1396, 1422, 1989, 2054, 2094, 2652, 2686, 2844, 3081, 3141, 3978, 4029, 4108, 4188, 4537, 5372, 5933, 6162, 6282, 7956, 8058, 9074, 9243, 11866, 12087, 12324, 12564, 13611, 16116, 17459, 17799, 18148, 18486, 23732, 24174, 27222, 27571, 34918, 35598, 36972, 40833, 48348, 52377, 53397, 54444, 55142, 69836, 71196, 77129, 81666, 82713, 104754, 106794, 110284, 154258, 157131, 163332, 165426, 209508, 213588, 231387, 248139, 308516, 314262, 330852, 358423, 462774, 468707, 496278, 628524, 694161, 716846, 925548, 937414, 992556, 1075269, 1388322, 1406121, 1433692, 1874828, 2150538, 2776644, 2812242, 3225807, 4218363, 4301076, 5624484, 6093191, 6451614, 8436726, 12186382, 12903228, 16873452, 18279573, 24372764, 36559146, 54838719, 73118292, 109677438, 219354876]

約数ペア:

[(1, 219354876), (2, 109677438), (3, 73118292), (4, 54838719), (6, 36559146), (9, 24372764), (12, 18279573), (13, 16873452), (17, 12903228), (18, 12186382), (26, 8436726), (34, 6451614), (36, 6093191), (39, 5624484), (51, 4301076), (52, 4218363), (68, 3225807), (78, 2812242), (79, 2776644), (102, 2150538), (117, 1874828), (153, 1433692), (156, 1406121), (158, 1388322), (204, 1075269), (221, 992556), (234, 937414), (237, 925548), (306, 716846), (316, 694161), (349, 628524), (442, 496278), (468, 468707), (474, 462774), (612, 358423), (663, 330852), (698, 314262), (711, 308516), (884, 248139), (948, 231387), (1027, 213588), (1047, 209508), (1326, 165426), (1343, 163332), (1396, 157131), (1422, 154258), (1989, 110284), (2054, 106794), (2094, 104754), (2652, 82713), (2686, 81666), (2844, 77129), (3081, 71196), (3141, 69836), (3978, 55142), (4029, 54444), (4108, 53397), (4188, 52377), (4537, 48348), (5372, 40833), (5933, 36972), (6162, 35598), (6282, 34918), (7956, 27571), (8058, 27222), (9074, 24174), (9243, 23732), (11866, 18486), (12087, 18148), (12324, 17799), (12564, 17459), (13611, 16116)]