1289746770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 3405265920

約数和(自身を除く): 2115519150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 137, 195, 202, 239, 274, 303, 390, 411, 478, 505, 606, 685, 717, 822, 1010, 1195, 1313, 1370, 1434, 1515, 1781, 2055, 2390, 2626, 3030, 3107, 3562, 3585, 3939, 4110, 5343, 6214, 6565, 7170, 7878, 8905, 9321, 10686, 13130, 13837, 15535, 17810, 18642, 19695, 24139, 26715, 27674, 31070, 32743, 39390, 41511, 46605, 48278, 53430, 65486, 69185, 72417, 83022, 93210, 98229, 120695, 138370, 144834, 163715, 179881, 196458, 207555, 241390, 313807, 327430, 359762, 362085, 415110, 425659, 491145, 539643, 627614, 724170, 851318, 899405, 941421, 982290, 1079286, 1276977, 1569035, 1798810, 1882842, 2128295, 2553954, 2698215, 3138070, 3307043, 4256590, 4707105, 5396430, 6384885, 6614086, 9414210, 9921129, 12769770, 16535215, 19842258, 33070430, 42991559, 49605645, 85983118, 99211290, 128974677, 214957795, 257949354, 429915590, 644873385, 1289746770]

約数ペア:

[(1, 1289746770), (2, 644873385), (3, 429915590), (5, 257949354), (6, 214957795), (10, 128974677), (13, 99211290), (15, 85983118), (26, 49605645), (30, 42991559), (39, 33070430), (65, 19842258), (78, 16535215), (101, 12769770), (130, 9921129), (137, 9414210), (195, 6614086), (202, 6384885), (239, 5396430), (274, 4707105), (303, 4256590), (390, 3307043), (411, 3138070), (478, 2698215), (505, 2553954), (606, 2128295), (685, 1882842), (717, 1798810), (822, 1569035), (1010, 1276977), (1195, 1079286), (1313, 982290), (1370, 941421), (1434, 899405), (1515, 851318), (1781, 724170), (2055, 627614), (2390, 539643), (2626, 491145), (3030, 425659), (3107, 415110), (3562, 362085), (3585, 359762), (3939, 327430), (4110, 313807), (5343, 241390), (6214, 207555), (6565, 196458), (7170, 179881), (7878, 163715), (8905, 144834), (9321, 138370), (10686, 120695), (13130, 98229), (13837, 93210), (15535, 83022), (17810, 72417), (18642, 69185), (19695, 65486), (24139, 53430), (26715, 48278), (27674, 46605), (31070, 41511), (32743, 39390)]