131356728

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 397267200

約数和(自身を除く): 265910472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 47, 54, 57, 72, 76, 81, 94, 108, 114, 141, 152, 162, 171, 188, 216, 227, 228, 282, 324, 342, 376, 423, 454, 456, 513, 564, 648, 681, 684, 846, 893, 908, 1026, 1128, 1269, 1362, 1368, 1539, 1692, 1786, 1816, 2043, 2052, 2538, 2679, 2724, 3078, 3384, 3572, 3807, 4086, 4104, 4313, 5076, 5358, 5448, 6129, 6156, 7144, 7614, 8037, 8172, 8626, 10152, 10669, 10716, 12258, 12312, 12939, 15228, 16074, 16344, 17252, 18387, 21338, 21432, 24111, 24516, 25878, 30456, 32007, 32148, 34504, 36774, 38817, 42676, 48222, 49032, 51756, 64014, 64296, 72333, 73548, 77634, 85352, 96021, 96444, 103512, 116451, 128028, 144666, 147096, 155268, 192042, 192888, 202711, 232902, 256056, 288063, 289332, 310536, 349353, 384084, 405422, 465804, 576126, 578664, 608133, 698706, 768168, 810844, 864189, 931608, 1152252, 1216266, 1397412, 1621688, 1728378, 1824399, 2304504, 2432532, 2794824, 3456756, 3648798, 4865064, 5473197, 6913512, 7297596, 10946394, 14595192, 16419591, 21892788, 32839182, 43785576, 65678364, 131356728]

約数ペア:

[(1, 131356728), (2, 65678364), (3, 43785576), (4, 32839182), (6, 21892788), (8, 16419591), (9, 14595192), (12, 10946394), (18, 7297596), (19, 6913512), (24, 5473197), (27, 4865064), (36, 3648798), (38, 3456756), (47, 2794824), (54, 2432532), (57, 2304504), (72, 1824399), (76, 1728378), (81, 1621688), (94, 1397412), (108, 1216266), (114, 1152252), (141, 931608), (152, 864189), (162, 810844), (171, 768168), (188, 698706), (216, 608133), (227, 578664), (228, 576126), (282, 465804), (324, 405422), (342, 384084), (376, 349353), (423, 310536), (454, 289332), (456, 288063), (513, 256056), (564, 232902), (648, 202711), (681, 192888), (684, 192042), (846, 155268), (893, 147096), (908, 144666), (1026, 128028), (1128, 116451), (1269, 103512), (1362, 96444), (1368, 96021), (1539, 85352), (1692, 77634), (1786, 73548), (1816, 72333), (2043, 64296), (2052, 64014), (2538, 51756), (2679, 49032), (2724, 48222), (3078, 42676), (3384, 38817), (3572, 36774), (3807, 34504), (4086, 32148), (4104, 32007), (4313, 30456), (5076, 25878), (5358, 24516), (5448, 24111), (6129, 21432), (6156, 21338), (7144, 18387), (7614, 17252), (8037, 16344), (8172, 16074), (8626, 15228), (10152, 12939), (10669, 12312), (10716, 12258)]