249917304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2791}}^1$

素因数の和:2861

約数の個数: 128

約数和(自身を含む): 788014080

約数和(自身を除く): 538096776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 41, 42, 52, 56, 78, 82, 84, 91, 104, 123, 156, 164, 168, 182, 246, 273, 287, 312, 328, 364, 492, 533, 546, 574, 728, 861, 984, 1066, 1092, 1148, 1599, 1722, 2132, 2184, 2296, 2791, 3198, 3444, 3731, 4264, 5582, 6396, 6888, 7462, 8373, 11164, 11193, 12792, 14924, 16746, 19537, 22328, 22386, 29848, 33492, 36283, 39074, 44772, 58611, 66984, 72566, 78148, 89544, 108849, 114431, 117222, 145132, 156296, 217698, 228862, 234444, 253981, 290264, 343293, 435396, 457724, 468888, 507962, 686586, 761943, 801017, 870792, 915448, 1015924, 1373172, 1487603, 1523886, 1602034, 2031848, 2403051, 2746344, 2975206, 3047772, 3204068, 4462809, 4806102, 5950412, 6095544, 6408136, 8925618, 9612204, 10413221, 11900824, 17851236, 19224408, 20826442, 31239663, 35702472, 41652884, 62479326, 83305768, 124958652, 249917304]

約数ペア:

[(1, 249917304), (2, 124958652), (3, 83305768), (4, 62479326), (6, 41652884), (7, 35702472), (8, 31239663), (12, 20826442), (13, 19224408), (14, 17851236), (21, 11900824), (24, 10413221), (26, 9612204), (28, 8925618), (39, 6408136), (41, 6095544), (42, 5950412), (52, 4806102), (56, 4462809), (78, 3204068), (82, 3047772), (84, 2975206), (91, 2746344), (104, 2403051), (123, 2031848), (156, 1602034), (164, 1523886), (168, 1487603), (182, 1373172), (246, 1015924), (273, 915448), (287, 870792), (312, 801017), (328, 761943), (364, 686586), (492, 507962), (533, 468888), (546, 457724), (574, 435396), (728, 343293), (861, 290264), (984, 253981), (1066, 234444), (1092, 228862), (1148, 217698), (1599, 156296), (1722, 145132), (2132, 117222), (2184, 114431), (2296, 108849), (2791, 89544), (3198, 78148), (3444, 72566), (3731, 66984), (4264, 58611), (5582, 44772), (6396, 39074), (6888, 36283), (7462, 33492), (8373, 29848), (11164, 22386), (11193, 22328), (12792, 19537), (14924, 16746)]